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<h1 class="epydoc">Source Code for <a href="keyczar.keys-module.html">Module keyczar.keys</a></h1>
<pre class="py-src">
<a name="L1"></a><tt class="py-lineno">  1</tt>  <tt class="py-line"><tt class="py-comment">#!/usr/bin/python2.4</tt> </tt>
<a name="L2"></a><tt class="py-lineno">  2</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#</tt> </tt>
<a name="L3"></a><tt class="py-lineno">  3</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Copyright 2008 Google Inc.</tt> </tt>
<a name="L4"></a><tt class="py-lineno">  4</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#</tt> </tt>
<a name="L5"></a><tt class="py-lineno">  5</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Licensed under the Apache License, Version 2.0 (the "License");</tt> </tt>
<a name="L6"></a><tt class="py-lineno">  6</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># you may not use this file except in compliance with the License.</tt> </tt>
<a name="L7"></a><tt class="py-lineno">  7</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># You may obtain a copy of the License at</tt> </tt>
<a name="L8"></a><tt class="py-lineno">  8</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># </tt> </tt>
<a name="L9"></a><tt class="py-lineno">  9</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#      http://www.apache.org/licenses/LICENSE-2.0</tt> </tt>
<a name="L10"></a><tt class="py-lineno"> 10</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># </tt> </tt>
<a name="L11"></a><tt class="py-lineno"> 11</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Unless required by applicable law or agreed to in writing, software</tt> </tt>
<a name="L12"></a><tt class="py-lineno"> 12</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># distributed under the License is distributed on an "AS IS" BASIS,</tt> </tt>
<a name="L13"></a><tt class="py-lineno"> 13</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</tt> </tt>
<a name="L14"></a><tt class="py-lineno"> 14</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># See the License for the specific language governing permissions and</tt> </tt>
<a name="L15"></a><tt class="py-lineno"> 15</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># limitations under the License.</tt> </tt>
<a name="L16"></a><tt class="py-lineno"> 16</tt>  <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L17"></a><tt class="py-lineno"> 17</tt>  <tt class="py-line"><tt class="py-docstring">"""Represents cryptographic keys in Keyczar.</tt> </tt>
<a name="L18"></a><tt class="py-lineno"> 18</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L19"></a><tt class="py-lineno"> 19</tt>  <tt class="py-line"><tt class="py-docstring">Identifies a key by its hash and type. Includes several subclasses</tt> </tt>
<a name="L20"></a><tt class="py-lineno"> 20</tt>  <tt class="py-line"><tt class="py-docstring">of base class Key.</tt> </tt>
<a name="L21"></a><tt class="py-lineno"> 21</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L22"></a><tt class="py-lineno"> 22</tt>  <tt class="py-line"><tt class="py-docstring">@author: arkajit.dey@gmail.com (Arkajit Dey)</tt> </tt>
<a name="L23"></a><tt class="py-lineno"> 23</tt>  <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
<a name="L24"></a><tt class="py-lineno"> 24</tt>  <tt class="py-line"> </tt>
<a name="L25"></a><tt class="py-lineno"> 25</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">hmac</tt> </tt>
<a name="L26"></a><tt class="py-lineno"> 26</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">math</tt> </tt>
<a name="L27"></a><tt class="py-lineno"> 27</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">random</tt> </tt>
<a name="L28"></a><tt class="py-lineno"> 28</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">sha</tt> </tt>
<a name="L29"></a><tt class="py-lineno"> 29</tt>  <tt class="py-line"> </tt>
<a name="L30"></a><tt class="py-lineno"> 30</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">Crypto</tt><tt class="py-op">.</tt><tt class="py-name">Cipher</tt> <tt class="py-keyword">import</tt> <tt id="link-0" class="py-name" targets="Variable keyczar.keyinfo.AES=keyczar.keyinfo-module.html#AES"><a title="keyczar.keyinfo.AES" class="py-name" href="#" onclick="return doclink('link-0', 'AES', 'link-0');">AES</a></tt> </tt>
<a name="L31"></a><tt class="py-lineno"> 31</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">Crypto</tt><tt class="py-op">.</tt><tt id="link-1" class="py-name" targets="Class keyczar.keys.PublicKey=keyczar.keys.PublicKey-class.html"><a title="keyczar.keys.PublicKey" class="py-name" href="#" onclick="return doclink('link-1', 'PublicKey', 'link-1');">PublicKey</a></tt> <tt class="py-keyword">import</tt> <tt class="py-name">DSA</tt> </tt>
<a name="L32"></a><tt class="py-lineno"> 32</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">Crypto</tt><tt class="py-op">.</tt><tt id="link-2" class="py-name"><a title="keyczar.keys.PublicKey" class="py-name" href="#" onclick="return doclink('link-2', 'PublicKey', 'link-1');">PublicKey</a></tt> <tt class="py-keyword">import</tt> <tt class="py-name">RSA</tt> </tt>
<a name="L33"></a><tt class="py-lineno"> 33</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">simplejson</tt> </tt>
<a name="L34"></a><tt class="py-lineno"> 34</tt>  <tt class="py-line"> </tt>
<a name="L35"></a><tt class="py-lineno"> 35</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt id="link-3" class="py-name" targets="Module keyczar.errors=keyczar.errors-module.html"><a title="keyczar.errors" class="py-name" href="#" onclick="return doclink('link-3', 'errors', 'link-3');">errors</a></tt> </tt>
<a name="L36"></a><tt class="py-lineno"> 36</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt id="link-4" class="py-name" targets="Package keyczar=keyczar-module.html,Module keyczar.keyczar=keyczar.keyczar-module.html"><a title="keyczar
keyczar.keyczar" class="py-name" href="#" onclick="return doclink('link-4', 'keyczar', 'link-4');">keyczar</a></tt> </tt>
<a name="L37"></a><tt class="py-lineno"> 37</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt id="link-5" class="py-name" targets="Module keyczar.keyinfo=keyczar.keyinfo-module.html"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-5', 'keyinfo', 'link-5');">keyinfo</a></tt> </tt>
<a name="L38"></a><tt class="py-lineno"> 38</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt id="link-6" class="py-name" targets="Module keyczar.util=keyczar.util-module.html"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-6', 'util', 'link-6');">util</a></tt> </tt>
<a name="GenKey"></a><div id="GenKey-def"><a name="L39"></a><tt class="py-lineno"> 39</tt>  <tt class="py-line"> </tt>
<a name="L40"></a><tt class="py-lineno"> 40</tt>  <tt class="py-line"><tt class="py-comment">#TODO: Note that simplejson deals in Unicode strings. So perhaps we should</tt> </tt>
<a name="L41"></a><tt class="py-lineno"> 41</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#modify all Read() methods to wrap data obtained from simplejson with str().</tt> </tt>
<a name="L42"></a><tt class="py-lineno"> 42</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#Currently, only problem arose with base64 conversions -- this was dealt with</tt> </tt>
<a name="L43"></a><tt class="py-lineno"> 43</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#directly in the encode/decode methods. Luckily 'hello' == u'hello'.</tt> </tt>
<a name="L44"></a><tt class="py-lineno"> 44</tt>  <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L45"></a><tt class="py-lineno"> 45</tt> <a class="py-toggle" href="#" id="GenKey-toggle" onclick="return toggle('GenKey');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys-module.html#GenKey">GenKey</a><tt class="py-op">(</tt><tt class="py-param">type</tt><tt class="py-op">,</tt> <tt class="py-param">size</tt><tt class="py-op">=</tt><tt class="py-name">None</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="GenKey-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="GenKey-expanded"><a name="L46"></a><tt class="py-lineno"> 46</tt>  <tt class="py-line">  <tt class="py-docstring">"""</tt> </tt>
<a name="L47"></a><tt class="py-lineno"> 47</tt>  <tt class="py-line"><tt class="py-docstring">  Generates a key of the given type and length.</tt> </tt>
<a name="L48"></a><tt class="py-lineno"> 48</tt>  <tt class="py-line"><tt class="py-docstring">  </tt> </tt>
<a name="L49"></a><tt class="py-lineno"> 49</tt>  <tt class="py-line"><tt class="py-docstring">  @param type: the type of key to generate</tt> </tt>
<a name="L50"></a><tt class="py-lineno"> 50</tt>  <tt class="py-line"><tt class="py-docstring">  @type type: L{keyinfo.KeyType}</tt> </tt>
<a name="L51"></a><tt class="py-lineno"> 51</tt>  <tt class="py-line"><tt class="py-docstring">  </tt> </tt>
<a name="L52"></a><tt class="py-lineno"> 52</tt>  <tt class="py-line"><tt class="py-docstring">  @param size: the length in bits of the key to be generated</tt> </tt>
<a name="L53"></a><tt class="py-lineno"> 53</tt>  <tt class="py-line"><tt class="py-docstring">  @type size: integer</tt> </tt>
<a name="L54"></a><tt class="py-lineno"> 54</tt>  <tt class="py-line"><tt class="py-docstring">  </tt> </tt>
<a name="L55"></a><tt class="py-lineno"> 55</tt>  <tt class="py-line"><tt class="py-docstring">  @return: the generated key of the given type and size</tt> </tt>
<a name="L56"></a><tt class="py-lineno"> 56</tt>  <tt class="py-line"><tt class="py-docstring">  </tt> </tt>
<a name="L57"></a><tt class="py-lineno"> 57</tt>  <tt class="py-line"><tt class="py-docstring">  @raise KeyczarError: if type is a public key or unsupported.</tt> </tt>
<a name="L58"></a><tt class="py-lineno"> 58</tt>  <tt class="py-line"><tt class="py-docstring">  """</tt> </tt>
<a name="L59"></a><tt class="py-lineno"> 59</tt>  <tt class="py-line">  <tt class="py-keyword">if</tt> <tt id="link-7" class="py-name" targets="Variable keyczar.keys.Key.size=keyczar.keys.Key-class.html#size"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-7', 'size', 'link-7');">size</a></tt> <tt class="py-keyword">is</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L60"></a><tt class="py-lineno"> 60</tt>  <tt class="py-line">    <tt id="link-8" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-8', 'size', 'link-7');">size</a></tt> <tt class="py-op">=</tt> <tt class="py-name">type</tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt> </tt>
<a name="L61"></a><tt class="py-lineno"> 61</tt>  <tt class="py-line">  <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L62"></a><tt class="py-lineno"> 62</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-op">{</tt><tt id="link-9" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-9', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-10" class="py-name"><a title="keyczar.keyinfo.AES" class="py-name" href="#" onclick="return doclink('link-10', 'AES', 'link-0');">AES</a></tt><tt class="py-op">:</tt> <tt id="link-11" class="py-name" targets="Class keyczar.keys.AesKey=keyczar.keys.AesKey-class.html"><a title="keyczar.keys.AesKey" class="py-name" href="#" onclick="return doclink('link-11', 'AesKey', 'link-11');">AesKey</a></tt><tt class="py-op">.</tt><tt id="link-12" class="py-name" targets="Static Method keyczar.keys.AesKey.Generate()=keyczar.keys.AesKey-class.html#Generate,Static Method keyczar.keys.DsaPrivateKey.Generate()=keyczar.keys.DsaPrivateKey-class.html#Generate,Static Method keyczar.keys.HmacKey.Generate()=keyczar.keys.HmacKey-class.html#Generate,Static Method keyczar.keys.RsaPrivateKey.Generate()=keyczar.keys.RsaPrivateKey-class.html#Generate"><a title="keyczar.keys.AesKey.Generate
keyczar.keys.DsaPrivateKey.Generate
keyczar.keys.HmacKey.Generate
keyczar.keys.RsaPrivateKey.Generate" class="py-name" href="#" onclick="return doclink('link-12', 'Generate', 'link-12');">Generate</a></tt><tt class="py-op">,</tt> </tt>
<a name="L63"></a><tt class="py-lineno"> 63</tt>  <tt class="py-line">            <tt id="link-13" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-13', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-14" class="py-name" targets="Variable keyczar.keyinfo.HMAC_SHA1=keyczar.keyinfo-module.html#HMAC_SHA1"><a title="keyczar.keyinfo.HMAC_SHA1" class="py-name" href="#" onclick="return doclink('link-14', 'HMAC_SHA1', 'link-14');">HMAC_SHA1</a></tt><tt class="py-op">:</tt> <tt id="link-15" class="py-name" targets="Class keyczar.keys.HmacKey=keyczar.keys.HmacKey-class.html"><a title="keyczar.keys.HmacKey" class="py-name" href="#" onclick="return doclink('link-15', 'HmacKey', 'link-15');">HmacKey</a></tt><tt class="py-op">.</tt><tt id="link-16" class="py-name"><a title="keyczar.keys.AesKey.Generate
keyczar.keys.DsaPrivateKey.Generate
keyczar.keys.HmacKey.Generate
keyczar.keys.RsaPrivateKey.Generate" class="py-name" href="#" onclick="return doclink('link-16', 'Generate', 'link-12');">Generate</a></tt><tt class="py-op">,</tt> </tt>
<a name="L64"></a><tt class="py-lineno"> 64</tt>  <tt class="py-line">            <tt id="link-17" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-17', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-18" class="py-name" targets="Variable keyczar.keyinfo.DSA_PRIV=keyczar.keyinfo-module.html#DSA_PRIV"><a title="keyczar.keyinfo.DSA_PRIV" class="py-name" href="#" onclick="return doclink('link-18', 'DSA_PRIV', 'link-18');">DSA_PRIV</a></tt><tt class="py-op">:</tt> <tt id="link-19" class="py-name" targets="Class keyczar.keys.DsaPrivateKey=keyczar.keys.DsaPrivateKey-class.html"><a title="keyczar.keys.DsaPrivateKey" class="py-name" href="#" onclick="return doclink('link-19', 'DsaPrivateKey', 'link-19');">DsaPrivateKey</a></tt><tt class="py-op">.</tt><tt id="link-20" class="py-name"><a title="keyczar.keys.AesKey.Generate
keyczar.keys.DsaPrivateKey.Generate
keyczar.keys.HmacKey.Generate
keyczar.keys.RsaPrivateKey.Generate" class="py-name" href="#" onclick="return doclink('link-20', 'Generate', 'link-12');">Generate</a></tt><tt class="py-op">,</tt> </tt>
<a name="L65"></a><tt class="py-lineno"> 65</tt>  <tt class="py-line">            <tt id="link-21" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-21', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-22" class="py-name" targets="Variable keyczar.keyinfo.RSA_PRIV=keyczar.keyinfo-module.html#RSA_PRIV"><a title="keyczar.keyinfo.RSA_PRIV" class="py-name" href="#" onclick="return doclink('link-22', 'RSA_PRIV', 'link-22');">RSA_PRIV</a></tt><tt class="py-op">:</tt> <tt id="link-23" class="py-name" targets="Class keyczar.keys.RsaPrivateKey=keyczar.keys.RsaPrivateKey-class.html"><a title="keyczar.keys.RsaPrivateKey" class="py-name" href="#" onclick="return doclink('link-23', 'RsaPrivateKey', 'link-23');">RsaPrivateKey</a></tt><tt class="py-op">.</tt><tt id="link-24" class="py-name"><a title="keyczar.keys.AesKey.Generate
keyczar.keys.DsaPrivateKey.Generate
keyczar.keys.HmacKey.Generate
keyczar.keys.RsaPrivateKey.Generate" class="py-name" href="#" onclick="return doclink('link-24', 'Generate', 'link-12');">Generate</a></tt><tt class="py-op">}</tt><tt class="py-op">[</tt><tt class="py-name">type</tt><tt class="py-op">]</tt><tt class="py-op">(</tt><tt id="link-25" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-25', 'size', 'link-7');">size</a></tt><tt class="py-op">)</tt> </tt>
<a name="L66"></a><tt class="py-lineno"> 66</tt>  <tt class="py-line">  <tt class="py-keyword">except</tt> <tt class="py-name">KeyError</tt><tt class="py-op">:</tt> </tt>
<a name="L67"></a><tt class="py-lineno"> 67</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">type</tt> <tt class="py-op">==</tt> <tt id="link-26" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-26', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-27" class="py-name" targets="Variable keyczar.keyinfo.DSA_PUB=keyczar.keyinfo-module.html#DSA_PUB"><a title="keyczar.keyinfo.DSA_PUB" class="py-name" href="#" onclick="return doclink('link-27', 'DSA_PUB', 'link-27');">DSA_PUB</a></tt> <tt class="py-keyword">or</tt> <tt class="py-name">type</tt> <tt class="py-op">==</tt> <tt id="link-28" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-28', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-29" class="py-name" targets="Variable keyczar.keyinfo.RSA_PUB=keyczar.keyinfo-module.html#RSA_PUB"><a title="keyczar.keyinfo.RSA_PUB" class="py-name" href="#" onclick="return doclink('link-29', 'RSA_PUB', 'link-29');">RSA_PUB</a></tt><tt class="py-op">:</tt> </tt>
<a name="L68"></a><tt class="py-lineno"> 68</tt>  <tt class="py-line">      <tt class="py-name">msg</tt> <tt class="py-op">=</tt> <tt class="py-string">"Public keys of type %s must be exported from private keys."</tt> </tt>
<a name="L69"></a><tt class="py-lineno"> 69</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L70"></a><tt class="py-lineno"> 70</tt>  <tt class="py-line">      <tt class="py-name">msg</tt> <tt class="py-op">=</tt> <tt class="py-string">"Unsupported key type: %s"</tt> </tt>
<a name="L71"></a><tt class="py-lineno"> 71</tt>  <tt class="py-line">    <tt class="py-keyword">raise</tt> <tt id="link-30" class="py-name"><a title="keyczar.errors" class="py-name" href="#" onclick="return doclink('link-30', 'errors', 'link-3');">errors</a></tt><tt class="py-op">.</tt><tt id="link-31" class="py-name" targets="Class keyczar.errors.KeyczarError=keyczar.errors.KeyczarError-class.html"><a title="keyczar.errors.KeyczarError" class="py-name" href="#" onclick="return doclink('link-31', 'KeyczarError', 'link-31');">KeyczarError</a></tt><tt class="py-op">(</tt><tt class="py-name">msg</tt> <tt class="py-op">%</tt> <tt class="py-name">type</tt><tt class="py-op">)</tt> </tt>
</div><a name="L72"></a><tt class="py-lineno"> 72</tt>  <tt class="py-line"> </tt>
<a name="ReadKey"></a><div id="ReadKey-def"><a name="L73"></a><tt class="py-lineno"> 73</tt> <a class="py-toggle" href="#" id="ReadKey-toggle" onclick="return toggle('ReadKey');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys-module.html#ReadKey">ReadKey</a><tt class="py-op">(</tt><tt class="py-param">type</tt><tt class="py-op">,</tt> <tt class="py-param">key</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="ReadKey-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="ReadKey-expanded"><a name="L74"></a><tt class="py-lineno"> 74</tt>  <tt class="py-line">  <tt class="py-docstring">"""</tt> </tt>
<a name="L75"></a><tt class="py-lineno"> 75</tt>  <tt class="py-line"><tt class="py-docstring">  Reads a key of the given type from a JSON string representation.</tt> </tt>
<a name="L76"></a><tt class="py-lineno"> 76</tt>  <tt class="py-line"><tt class="py-docstring">  </tt> </tt>
<a name="L77"></a><tt class="py-lineno"> 77</tt>  <tt class="py-line"><tt class="py-docstring">  @param type: the type of key to read</tt> </tt>
<a name="L78"></a><tt class="py-lineno"> 78</tt>  <tt class="py-line"><tt class="py-docstring">  @type type: L{keyinfo.KeyType}</tt> </tt>
<a name="L79"></a><tt class="py-lineno"> 79</tt>  <tt class="py-line"><tt class="py-docstring">  </tt> </tt>
<a name="L80"></a><tt class="py-lineno"> 80</tt>  <tt class="py-line"><tt class="py-docstring">  @param key: the JSON string representation of the key</tt> </tt>
<a name="L81"></a><tt class="py-lineno"> 81</tt>  <tt class="py-line"><tt class="py-docstring">  @type key: string</tt> </tt>
<a name="L82"></a><tt class="py-lineno"> 82</tt>  <tt class="py-line"><tt class="py-docstring">  </tt> </tt>
<a name="L83"></a><tt class="py-lineno"> 83</tt>  <tt class="py-line"><tt class="py-docstring">  @return: the key object read from the JSON string</tt> </tt>
<a name="L84"></a><tt class="py-lineno"> 84</tt>  <tt class="py-line"><tt class="py-docstring">  </tt> </tt>
<a name="L85"></a><tt class="py-lineno"> 85</tt>  <tt class="py-line"><tt class="py-docstring">  @raise KeyczarError: if type is unsupported</tt> </tt>
<a name="L86"></a><tt class="py-lineno"> 86</tt>  <tt class="py-line"><tt class="py-docstring">  """</tt> </tt>
<a name="L87"></a><tt class="py-lineno"> 87</tt>  <tt class="py-line">  <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L88"></a><tt class="py-lineno"> 88</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-op">{</tt><tt id="link-32" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-32', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-33" class="py-name"><a title="keyczar.keyinfo.AES" class="py-name" href="#" onclick="return doclink('link-33', 'AES', 'link-0');">AES</a></tt><tt class="py-op">:</tt> <tt id="link-34" class="py-name"><a title="keyczar.keys.AesKey" class="py-name" href="#" onclick="return doclink('link-34', 'AesKey', 'link-11');">AesKey</a></tt><tt class="py-op">.</tt><tt id="link-35" class="py-name" targets="Static Method keyczar.keyczar.Crypter.Read()=keyczar.keyczar.Crypter-class.html#Read,Static Method keyczar.keyczar.Encrypter.Read()=keyczar.keyczar.Encrypter-class.html#Read,Static Method keyczar.keyczar.GenericKeyczar.Read()=keyczar.keyczar.GenericKeyczar-class.html#Read,Static Method keyczar.keyczar.Keyczar.Read()=keyczar.keyczar.Keyczar-class.html#Read,Static Method keyczar.keyczar.Signer.Read()=keyczar.keyczar.Signer-class.html#Read,Static Method keyczar.keyczar.Verifier.Read()=keyczar.keyczar.Verifier-class.html#Read,Static Method keyczar.keydata.KeyMetadata.Read()=keyczar.keydata.KeyMetadata-class.html#Read,Static Method keyczar.keydata.KeyVersion.Read()=keyczar.keydata.KeyVersion-class.html#Read,Static Method keyczar.keys.AesKey.Read()=keyczar.keys.AesKey-class.html#Read,Static Method keyczar.keys.DsaPrivateKey.Read()=keyczar.keys.DsaPrivateKey-class.html#Read,Static Method keyczar.keys.DsaPublicKey.Read()=keyczar.keys.DsaPublicKey-class.html#Read,Static Method keyczar.keys.HmacKey.Read()=keyczar.keys.HmacKey-class.html#Read,Static Method keyczar.keys.RsaPrivateKey.Read()=keyczar.keys.RsaPrivateKey-class.html#Read,Static Method keyczar.keys.RsaPublicKey.Read()=keyczar.keys.RsaPublicKey-class.html#Read"><a title="keyczar.keyczar.Crypter.Read
keyczar.keyczar.Encrypter.Read
keyczar.keyczar.GenericKeyczar.Read
keyczar.keyczar.Keyczar.Read
keyczar.keyczar.Signer.Read
keyczar.keyczar.Verifier.Read
keyczar.keydata.KeyMetadata.Read
keyczar.keydata.KeyVersion.Read
keyczar.keys.AesKey.Read
keyczar.keys.DsaPrivateKey.Read
keyczar.keys.DsaPublicKey.Read
keyczar.keys.HmacKey.Read
keyczar.keys.RsaPrivateKey.Read
keyczar.keys.RsaPublicKey.Read" class="py-name" href="#" onclick="return doclink('link-35', 'Read', 'link-35');">Read</a></tt><tt class="py-op">,</tt> </tt>
<a name="L89"></a><tt class="py-lineno"> 89</tt>  <tt class="py-line">            <tt id="link-36" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-36', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-37" class="py-name"><a title="keyczar.keyinfo.HMAC_SHA1" class="py-name" href="#" onclick="return doclink('link-37', 'HMAC_SHA1', 'link-14');">HMAC_SHA1</a></tt><tt class="py-op">:</tt> <tt id="link-38" class="py-name"><a title="keyczar.keys.HmacKey" class="py-name" href="#" onclick="return doclink('link-38', 'HmacKey', 'link-15');">HmacKey</a></tt><tt class="py-op">.</tt><tt id="link-39" class="py-name"><a title="keyczar.keyczar.Crypter.Read
keyczar.keyczar.Encrypter.Read
keyczar.keyczar.GenericKeyczar.Read
keyczar.keyczar.Keyczar.Read
keyczar.keyczar.Signer.Read
keyczar.keyczar.Verifier.Read
keyczar.keydata.KeyMetadata.Read
keyczar.keydata.KeyVersion.Read
keyczar.keys.AesKey.Read
keyczar.keys.DsaPrivateKey.Read
keyczar.keys.DsaPublicKey.Read
keyczar.keys.HmacKey.Read
keyczar.keys.RsaPrivateKey.Read
keyczar.keys.RsaPublicKey.Read" class="py-name" href="#" onclick="return doclink('link-39', 'Read', 'link-35');">Read</a></tt><tt class="py-op">,</tt> </tt>
<a name="L90"></a><tt class="py-lineno"> 90</tt>  <tt class="py-line">            <tt id="link-40" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-40', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-41" class="py-name"><a title="keyczar.keyinfo.DSA_PRIV" class="py-name" href="#" onclick="return doclink('link-41', 'DSA_PRIV', 'link-18');">DSA_PRIV</a></tt><tt class="py-op">:</tt> <tt id="link-42" class="py-name"><a title="keyczar.keys.DsaPrivateKey" class="py-name" href="#" onclick="return doclink('link-42', 'DsaPrivateKey', 'link-19');">DsaPrivateKey</a></tt><tt class="py-op">.</tt><tt id="link-43" class="py-name"><a title="keyczar.keyczar.Crypter.Read
keyczar.keyczar.Encrypter.Read
keyczar.keyczar.GenericKeyczar.Read
keyczar.keyczar.Keyczar.Read
keyczar.keyczar.Signer.Read
keyczar.keyczar.Verifier.Read
keyczar.keydata.KeyMetadata.Read
keyczar.keydata.KeyVersion.Read
keyczar.keys.AesKey.Read
keyczar.keys.DsaPrivateKey.Read
keyczar.keys.DsaPublicKey.Read
keyczar.keys.HmacKey.Read
keyczar.keys.RsaPrivateKey.Read
keyczar.keys.RsaPublicKey.Read" class="py-name" href="#" onclick="return doclink('link-43', 'Read', 'link-35');">Read</a></tt><tt class="py-op">,</tt> </tt>
<a name="L91"></a><tt class="py-lineno"> 91</tt>  <tt class="py-line">            <tt id="link-44" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-44', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-45" class="py-name"><a title="keyczar.keyinfo.RSA_PRIV" class="py-name" href="#" onclick="return doclink('link-45', 'RSA_PRIV', 'link-22');">RSA_PRIV</a></tt><tt class="py-op">:</tt> <tt id="link-46" class="py-name"><a title="keyczar.keys.RsaPrivateKey" class="py-name" href="#" onclick="return doclink('link-46', 'RsaPrivateKey', 'link-23');">RsaPrivateKey</a></tt><tt class="py-op">.</tt><tt id="link-47" class="py-name"><a title="keyczar.keyczar.Crypter.Read
keyczar.keyczar.Encrypter.Read
keyczar.keyczar.GenericKeyczar.Read
keyczar.keyczar.Keyczar.Read
keyczar.keyczar.Signer.Read
keyczar.keyczar.Verifier.Read
keyczar.keydata.KeyMetadata.Read
keyczar.keydata.KeyVersion.Read
keyczar.keys.AesKey.Read
keyczar.keys.DsaPrivateKey.Read
keyczar.keys.DsaPublicKey.Read
keyczar.keys.HmacKey.Read
keyczar.keys.RsaPrivateKey.Read
keyczar.keys.RsaPublicKey.Read" class="py-name" href="#" onclick="return doclink('link-47', 'Read', 'link-35');">Read</a></tt><tt class="py-op">,</tt> </tt>
<a name="L92"></a><tt class="py-lineno"> 92</tt>  <tt class="py-line">            <tt id="link-48" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-48', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-49" class="py-name"><a title="keyczar.keyinfo.DSA_PUB" class="py-name" href="#" onclick="return doclink('link-49', 'DSA_PUB', 'link-27');">DSA_PUB</a></tt><tt class="py-op">:</tt> <tt id="link-50" class="py-name" targets="Class keyczar.keys.DsaPublicKey=keyczar.keys.DsaPublicKey-class.html"><a title="keyczar.keys.DsaPublicKey" class="py-name" href="#" onclick="return doclink('link-50', 'DsaPublicKey', 'link-50');">DsaPublicKey</a></tt><tt class="py-op">.</tt><tt id="link-51" class="py-name"><a title="keyczar.keyczar.Crypter.Read
keyczar.keyczar.Encrypter.Read
keyczar.keyczar.GenericKeyczar.Read
keyczar.keyczar.Keyczar.Read
keyczar.keyczar.Signer.Read
keyczar.keyczar.Verifier.Read
keyczar.keydata.KeyMetadata.Read
keyczar.keydata.KeyVersion.Read
keyczar.keys.AesKey.Read
keyczar.keys.DsaPrivateKey.Read
keyczar.keys.DsaPublicKey.Read
keyczar.keys.HmacKey.Read
keyczar.keys.RsaPrivateKey.Read
keyczar.keys.RsaPublicKey.Read" class="py-name" href="#" onclick="return doclink('link-51', 'Read', 'link-35');">Read</a></tt><tt class="py-op">,</tt> </tt>
<a name="L93"></a><tt class="py-lineno"> 93</tt>  <tt class="py-line">            <tt id="link-52" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-52', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-53" class="py-name"><a title="keyczar.keyinfo.RSA_PUB" class="py-name" href="#" onclick="return doclink('link-53', 'RSA_PUB', 'link-29');">RSA_PUB</a></tt><tt class="py-op">:</tt> <tt id="link-54" class="py-name" targets="Class keyczar.keys.RsaPublicKey=keyczar.keys.RsaPublicKey-class.html"><a title="keyczar.keys.RsaPublicKey" class="py-name" href="#" onclick="return doclink('link-54', 'RsaPublicKey', 'link-54');">RsaPublicKey</a></tt><tt class="py-op">.</tt><tt id="link-55" class="py-name"><a title="keyczar.keyczar.Crypter.Read
keyczar.keyczar.Encrypter.Read
keyczar.keyczar.GenericKeyczar.Read
keyczar.keyczar.Keyczar.Read
keyczar.keyczar.Signer.Read
keyczar.keyczar.Verifier.Read
keyczar.keydata.KeyMetadata.Read
keyczar.keydata.KeyVersion.Read
keyczar.keys.AesKey.Read
keyczar.keys.DsaPrivateKey.Read
keyczar.keys.DsaPublicKey.Read
keyczar.keys.HmacKey.Read
keyczar.keys.RsaPrivateKey.Read
keyczar.keys.RsaPublicKey.Read" class="py-name" href="#" onclick="return doclink('link-55', 'Read', 'link-35');">Read</a></tt><tt class="py-op">}</tt><tt class="py-op">[</tt><tt class="py-name">type</tt><tt class="py-op">]</tt><tt class="py-op">(</tt><tt class="py-name">key</tt><tt class="py-op">)</tt> </tt>
<a name="L94"></a><tt class="py-lineno"> 94</tt>  <tt class="py-line">  <tt class="py-keyword">except</tt> <tt class="py-name">KeyError</tt><tt class="py-op">:</tt> </tt>
<a name="L95"></a><tt class="py-lineno"> 95</tt>  <tt class="py-line">    <tt class="py-keyword">raise</tt> <tt id="link-56" class="py-name"><a title="keyczar.errors" class="py-name" href="#" onclick="return doclink('link-56', 'errors', 'link-3');">errors</a></tt><tt class="py-op">.</tt><tt id="link-57" class="py-name"><a title="keyczar.errors.KeyczarError" class="py-name" href="#" onclick="return doclink('link-57', 'KeyczarError', 'link-31');">KeyczarError</a></tt><tt class="py-op">(</tt><tt class="py-string">"Unsupported key type: %s"</tt> <tt class="py-op">%</tt> <tt class="py-name">type</tt><tt class="py-op">)</tt> </tt>
</div><a name="L96"></a><tt class="py-lineno"> 96</tt>  <tt class="py-line"> </tt>
<a name="Key"></a><div id="Key-def"><a name="L97"></a><tt class="py-lineno"> 97</tt> <a class="py-toggle" href="#" id="Key-toggle" onclick="return toggle('Key');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="keyczar.keys.Key-class.html">Key</a><tt class="py-op">(</tt><tt class="py-base-class">object</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Key-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="Key-expanded"><a name="L98"></a><tt class="py-lineno"> 98</tt>  <tt class="py-line">   </tt>
<a name="L99"></a><tt class="py-lineno"> 99</tt>  <tt class="py-line">  <tt class="py-docstring">"""Parent class for Keyczar Keys."""</tt> </tt>
<a name="L100"></a><tt class="py-lineno">100</tt>  <tt class="py-line">   </tt>
<a name="Key.__init__"></a><div id="Key.__init__-def"><a name="L101"></a><tt class="py-lineno">101</tt> <a class="py-toggle" href="#" id="Key.__init__-toggle" onclick="return toggle('Key.__init__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.Key-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">type</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Key.__init__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="Key.__init__-expanded"><a name="L102"></a><tt class="py-lineno">102</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">type</tt> <tt class="py-op">=</tt> <tt class="py-name">type</tt> </tt>
<a name="L103"></a><tt class="py-lineno">103</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">__size</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">type</tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt>  <tt class="py-comment"># initially default</tt> </tt>
</div><a name="L104"></a><tt class="py-lineno">104</tt>  <tt class="py-line">   </tt>
<a name="Key.__SetSize"></a><div id="Key.__SetSize-def"><a name="L105"></a><tt class="py-lineno">105</tt> <a class="py-toggle" href="#" id="Key.__SetSize-toggle" onclick="return toggle('Key.__SetSize');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.Key-class.html#__SetSize">__SetSize</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">new_size</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Key.__SetSize-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="Key.__SetSize-expanded"><a name="L106"></a><tt class="py-lineno">106</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">type</tt><tt class="py-op">.</tt><tt id="link-58" class="py-name" targets="Method keyczar.keyinfo.KeyType.IsValidSize()=keyczar.keyinfo.KeyType-class.html#IsValidSize"><a title="keyczar.keyinfo.KeyType.IsValidSize" class="py-name" href="#" onclick="return doclink('link-58', 'IsValidSize', 'link-58');">IsValidSize</a></tt><tt class="py-op">(</tt><tt class="py-name">new_size</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L107"></a><tt class="py-lineno">107</tt>  <tt class="py-line">      <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">__size</tt> <tt class="py-op">=</tt> <tt class="py-name">new_size</tt> </tt>
</div><a name="L108"></a><tt class="py-lineno">108</tt>  <tt class="py-line">   </tt>
<a name="Key._GetKeyString"></a><div id="Key._GetKeyString-def"><a name="L109"></a><tt class="py-lineno">109</tt> <a class="py-toggle" href="#" id="Key._GetKeyString-toggle" onclick="return toggle('Key._GetKeyString');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.Key-class.html#_GetKeyString">_GetKeyString</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Key._GetKeyString-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="Key._GetKeyString-expanded"><a name="L110"></a><tt class="py-lineno">110</tt>  <tt class="py-line">    <tt class="py-docstring">"""Return the key as a string. Abstract method."""</tt> </tt>
</div><a name="L111"></a><tt class="py-lineno">111</tt>  <tt class="py-line">   </tt>
<a name="Key.__GetKeyString"></a><div id="Key.__GetKeyString-def"><a name="L112"></a><tt class="py-lineno">112</tt> <a class="py-toggle" href="#" id="Key.__GetKeyString-toggle" onclick="return toggle('Key.__GetKeyString');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.Key-class.html#__GetKeyString">__GetKeyString</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Key.__GetKeyString-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="Key.__GetKeyString-expanded"><a name="L113"></a><tt class="py-lineno">113</tt>  <tt class="py-line">    <tt class="py-docstring">"""Indirect getter for the key string."""</tt> </tt>
<a name="L114"></a><tt class="py-lineno">114</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-59" class="py-name" targets="Method keyczar.keys.Key._GetKeyString()=keyczar.keys.Key-class.html#_GetKeyString,Method keyczar.keys.PrivateKey._GetKeyString()=keyczar.keys.PrivateKey-class.html#_GetKeyString,Method keyczar.keys.PublicKey._GetKeyString()=keyczar.keys.PublicKey-class.html#_GetKeyString,Method keyczar.keys.SymmetricKey._GetKeyString()=keyczar.keys.SymmetricKey-class.html#_GetKeyString"><a title="keyczar.keys.Key._GetKeyString
keyczar.keys.PrivateKey._GetKeyString
keyczar.keys.PublicKey._GetKeyString
keyczar.keys.SymmetricKey._GetKeyString" class="py-name" href="#" onclick="return doclink('link-59', '_GetKeyString', 'link-59');">_GetKeyString</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L115"></a><tt class="py-lineno">115</tt>  <tt class="py-line">   </tt>
<a name="Key._Hash"></a><div id="Key._Hash-def"><a name="L116"></a><tt class="py-lineno">116</tt> <a class="py-toggle" href="#" id="Key._Hash-toggle" onclick="return toggle('Key._Hash');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.Key-class.html#_Hash">_Hash</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Key._Hash-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="Key._Hash-expanded"><a name="L117"></a><tt class="py-lineno">117</tt>  <tt class="py-line">    <tt class="py-docstring">"""Compute and return the hash id of this key. Can override default hash."""</tt> </tt>
<a name="L118"></a><tt class="py-lineno">118</tt>  <tt class="py-line">    <tt class="py-name">fullhash</tt> <tt class="py-op">=</tt> <tt id="link-60" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-60', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-61" class="py-name" targets="Function keyczar.util.Hash()=keyczar.util-module.html#Hash"><a title="keyczar.util.Hash" class="py-name" href="#" onclick="return doclink('link-61', 'Hash', 'link-61');">Hash</a></tt><tt class="py-op">(</tt><tt id="link-62" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-62', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-63" class="py-name" targets="Function keyczar.util.IntToBytes()=keyczar.util-module.html#IntToBytes"><a title="keyczar.util.IntToBytes" class="py-name" href="#" onclick="return doclink('link-63', 'IntToBytes', 'link-63');">IntToBytes</a></tt><tt class="py-op">(</tt><tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-64" class="py-name" targets="Variable keyczar.keys.Key.key_bytes=keyczar.keys.Key-class.html#key_bytes"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-64', 'key_bytes', 'link-64');">key_bytes</a></tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-65" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-65', 'key_bytes', 'link-64');">key_bytes</a></tt><tt class="py-op">)</tt> </tt>
<a name="L119"></a><tt class="py-lineno">119</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-66" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-66', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-67" class="py-name" targets="Function keyczar.util.Encode()=keyczar.util-module.html#Encode"><a title="keyczar.util.Encode" class="py-name" href="#" onclick="return doclink('link-67', 'Encode', 'link-67');">Encode</a></tt><tt class="py-op">(</tt><tt class="py-name">fullhash</tt><tt class="py-op">[</tt><tt class="py-op">:</tt><tt id="link-68" class="py-name"><a title="keyczar
keyczar.keyczar" class="py-name" href="#" onclick="return doclink('link-68', 'keyczar', 'link-4');">keyczar</a></tt><tt class="py-op">.</tt><tt id="link-69" class="py-name" targets="Variable keyczar.keyczar.KEY_HASH_SIZE=keyczar.keyczar-module.html#KEY_HASH_SIZE"><a title="keyczar.keyczar.KEY_HASH_SIZE" class="py-name" href="#" onclick="return doclink('link-69', 'KEY_HASH_SIZE', 'link-69');">KEY_HASH_SIZE</a></tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
</div><a name="L120"></a><tt class="py-lineno">120</tt>  <tt class="py-line">   </tt>
<a name="Key.__Hash"></a><div id="Key.__Hash-def"><a name="L121"></a><tt class="py-lineno">121</tt> <a class="py-toggle" href="#" id="Key.__Hash-toggle" onclick="return toggle('Key.__Hash');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.Key-class.html#__Hash">__Hash</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Key.__Hash-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="Key.__Hash-expanded"><a name="L122"></a><tt class="py-lineno">122</tt>  <tt class="py-line">    <tt class="py-docstring">"""Indirect getter for hash."""</tt> </tt>
<a name="L123"></a><tt class="py-lineno">123</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-70" class="py-name" targets="Method keyczar.keys.AesKey._Hash()=keyczar.keys.AesKey-class.html#_Hash,Method keyczar.keys.Key._Hash()=keyczar.keys.Key-class.html#_Hash,Method keyczar.keys.PrivateKey._Hash()=keyczar.keys.PrivateKey-class.html#_Hash"><a title="keyczar.keys.AesKey._Hash
keyczar.keys.Key._Hash
keyczar.keys.PrivateKey._Hash" class="py-name" href="#" onclick="return doclink('link-70', '_Hash', 'link-70');">_Hash</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L124"></a><tt class="py-lineno">124</tt>  <tt class="py-line">   </tt>
<a name="L125"></a><tt class="py-lineno">125</tt>  <tt class="py-line">  <tt id="link-71" class="py-name" targets="Variable keyczar.keys.Key.hash=keyczar.keys.Key-class.html#hash"><a title="keyczar.keys.Key.hash" class="py-name" href="#" onclick="return doclink('link-71', 'hash', 'link-71');">hash</a></tt> <tt class="py-op">=</tt> <tt class="py-name">property</tt><tt class="py-op">(</tt><tt id="link-72" class="py-name" targets="Method keyczar.keys.Key.__Hash()=keyczar.keys.Key-class.html#__Hash"><a title="keyczar.keys.Key.__Hash" class="py-name" href="#" onclick="return doclink('link-72', '__Hash', 'link-72');">__Hash</a></tt><tt class="py-op">,</tt> <tt class="py-name">doc</tt><tt class="py-op">=</tt><tt class="py-string">"""The hash id of the key."""</tt><tt class="py-op">)</tt> </tt>
<a name="L126"></a><tt class="py-lineno">126</tt>  <tt class="py-line">  <tt id="link-73" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-73', 'size', 'link-7');">size</a></tt> <tt class="py-op">=</tt> <tt class="py-name">property</tt><tt class="py-op">(</tt><tt class="py-keyword">lambda</tt> <tt class="py-name">self</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">__size</tt><tt class="py-op">,</tt> <tt id="link-74" class="py-name" targets="Method keyczar.keys.Key.__SetSize()=keyczar.keys.Key-class.html#__SetSize"><a title="keyczar.keys.Key.__SetSize" class="py-name" href="#" onclick="return doclink('link-74', '__SetSize', 'link-74');">__SetSize</a></tt><tt class="py-op">,</tt>  </tt>
<a name="L127"></a><tt class="py-lineno">127</tt>  <tt class="py-line">                  <tt class="py-name">doc</tt><tt class="py-op">=</tt><tt class="py-string">"""The size of the key in bits."""</tt><tt class="py-op">)</tt> </tt>
<a name="L128"></a><tt class="py-lineno">128</tt>  <tt class="py-line">  <tt id="link-75" class="py-name" targets="Variable keyczar.keys.Key.key_string=keyczar.keys.Key-class.html#key_string"><a title="keyczar.keys.Key.key_string" class="py-name" href="#" onclick="return doclink('link-75', 'key_string', 'link-75');">key_string</a></tt> <tt class="py-op">=</tt> <tt class="py-name">property</tt><tt class="py-op">(</tt><tt id="link-76" class="py-name" targets="Method keyczar.keys.Key.__GetKeyString()=keyczar.keys.Key-class.html#__GetKeyString"><a title="keyczar.keys.Key.__GetKeyString" class="py-name" href="#" onclick="return doclink('link-76', '__GetKeyString', 'link-76');">__GetKeyString</a></tt><tt class="py-op">,</tt> <tt class="py-name">doc</tt><tt class="py-op">=</tt><tt class="py-string">"""The key as a Base64 string."""</tt><tt class="py-op">)</tt> </tt>
<a name="L129"></a><tt class="py-lineno">129</tt>  <tt class="py-line">  <tt id="link-77" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-77', 'key_bytes', 'link-64');">key_bytes</a></tt> <tt class="py-op">=</tt> <tt class="py-name">property</tt><tt class="py-op">(</tt><tt class="py-keyword">lambda</tt> <tt class="py-name">self</tt><tt class="py-op">:</tt> <tt id="link-78" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-78', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-79" class="py-name" targets="Function keyczar.util.Decode()=keyczar.util-module.html#Decode"><a title="keyczar.util.Decode" class="py-name" href="#" onclick="return doclink('link-79', 'Decode', 'link-79');">Decode</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-80" class="py-name"><a title="keyczar.keys.Key.key_string" class="py-name" href="#" onclick="return doclink('link-80', 'key_string', 'link-75');">key_string</a></tt><tt class="py-op">)</tt><tt class="py-op">,</tt>  </tt>
<a name="L130"></a><tt class="py-lineno">130</tt>  <tt class="py-line">                       <tt class="py-name">doc</tt><tt class="py-op">=</tt><tt class="py-string">"""The key as bytes."""</tt><tt class="py-op">)</tt> </tt>
<a name="L131"></a><tt class="py-lineno">131</tt>  <tt class="py-line">   </tt>
<a name="Key.Header"></a><div id="Key.Header-def"><a name="L132"></a><tt class="py-lineno">132</tt> <a class="py-toggle" href="#" id="Key.Header-toggle" onclick="return toggle('Key.Header');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.Key-class.html#Header">Header</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Key.Header-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="Key.Header-expanded"><a name="L133"></a><tt class="py-lineno">133</tt>  <tt class="py-line">    <tt class="py-docstring">"""Return the 5-byte header string including version byte, 4-byte hash."""</tt> </tt>
<a name="L134"></a><tt class="py-lineno">134</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">chr</tt><tt class="py-op">(</tt><tt id="link-81" class="py-name"><a title="keyczar
keyczar.keyczar" class="py-name" href="#" onclick="return doclink('link-81', 'keyczar', 'link-4');">keyczar</a></tt><tt class="py-op">.</tt><tt id="link-82" class="py-name" targets="Variable keyczar.keyczar.VERSION=keyczar.keyczar-module.html#VERSION,Variable keyczar.keyczart.VERSION=keyczar.keyczart-module.html#VERSION"><a title="keyczar.keyczar.VERSION
keyczar.keyczart.VERSION" class="py-name" href="#" onclick="return doclink('link-82', 'VERSION', 'link-82');">VERSION</a></tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt id="link-83" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-83', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-84" class="py-name"><a title="keyczar.util.Decode" class="py-name" href="#" onclick="return doclink('link-84', 'Decode', 'link-79');">Decode</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-85" class="py-name"><a title="keyczar.keys.Key.hash" class="py-name" href="#" onclick="return doclink('link-85', 'hash', 'link-71');">hash</a></tt><tt class="py-op">)</tt> </tt>
</div></div><a name="L135"></a><tt class="py-lineno">135</tt>  <tt class="py-line"> </tt>
<a name="SymmetricKey"></a><div id="SymmetricKey-def"><a name="L136"></a><tt class="py-lineno">136</tt> <a class="py-toggle" href="#" id="SymmetricKey-toggle" onclick="return toggle('SymmetricKey');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="keyczar.keys.SymmetricKey-class.html">SymmetricKey</a><tt class="py-op">(</tt><tt class="py-base-class">Key</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="SymmetricKey-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="SymmetricKey-expanded"><a name="L137"></a><tt class="py-lineno">137</tt>  <tt class="py-line">  <tt class="py-docstring">"""Parent class for symmetric keys such as AES, HMAC-SHA1"""</tt> </tt>
<a name="L138"></a><tt class="py-lineno">138</tt>  <tt class="py-line">   </tt>
<a name="SymmetricKey.__init__"></a><div id="SymmetricKey.__init__-def"><a name="L139"></a><tt class="py-lineno">139</tt> <a class="py-toggle" href="#" id="SymmetricKey.__init__-toggle" onclick="return toggle('SymmetricKey.__init__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.SymmetricKey-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">type</tt><tt class="py-op">,</tt> <tt class="py-param">key_string</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="SymmetricKey.__init__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="SymmetricKey.__init__-expanded"><a name="L140"></a><tt class="py-lineno">140</tt>  <tt class="py-line">    <tt id="link-86" class="py-name" targets="Class keyczar.keys.Key=keyczar.keys.Key-class.html"><a title="keyczar.keys.Key" class="py-name" href="#" onclick="return doclink('link-86', 'Key', 'link-86');">Key</a></tt><tt class="py-op">.</tt><tt id="link-87" class="py-name" targets="Method keyczar.errors.BadVersionError.__init__()=keyczar.errors.BadVersionError-class.html#__init__,Method keyczar.errors.InvalidSignatureError.__init__()=keyczar.errors.InvalidSignatureError-class.html#__init__,Method keyczar.errors.KeyNotFoundError.__init__()=keyczar.errors.KeyNotFoundError-class.html#__init__,Method keyczar.errors.NoPrimaryKeyError.__init__()=keyczar.errors.NoPrimaryKeyError-class.html#__init__,Method keyczar.errors.ShortCiphertextError.__init__()=keyczar.errors.ShortCiphertextError-class.html#__init__,Method keyczar.errors.ShortSignatureError.__init__()=keyczar.errors.ShortSignatureError-class.html#__init__,Method keyczar.keyczar.Keyczar.__init__()=keyczar.keyczar.Keyczar-class.html#__init__,Method keyczar.keyczart._Name.__init__()=keyczar.keyczart._Name-class.html#__init__,Method keyczar.keydata.KeyMetadata.__init__()=keyczar.keydata.KeyMetadata-class.html#__init__,Method keyczar.keydata.KeyVersion.__init__()=keyczar.keydata.KeyVersion-class.html#__init__,Method keyczar.keyinfo.CipherMode.__init__()=keyczar.keyinfo.CipherMode-class.html#__init__,Method keyczar.keyinfo.KeyType.__init__()=keyczar.keyinfo.KeyType-class.html#__init__,Method keyczar.keyinfo._NameId.__init__()=keyczar.keyinfo._NameId-class.html#__init__,Method keyczar.keys.AesKey.__init__()=keyczar.keys.AesKey-class.html#__init__,Method keyczar.keys.AsymmetricKey.__init__()=keyczar.keys.AsymmetricKey-class.html#__init__,Method keyczar.keys.DsaPrivateKey.__init__()=keyczar.keys.DsaPrivateKey-class.html#__init__,Method keyczar.keys.DsaPublicKey.__init__()=keyczar.keys.DsaPublicKey-class.html#__init__,Method keyczar.keys.HmacKey.__init__()=keyczar.keys.HmacKey-class.html#__init__,Method keyczar.keys.Key.__init__()=keyczar.keys.Key-class.html#__init__,Method keyczar.keys.PrivateKey.__init__()=keyczar.keys.PrivateKey-class.html#__init__,Method keyczar.keys.PublicKey.__init__()=keyczar.keys.PublicKey-class.html#__init__,Method keyczar.keys.RsaPrivateKey.__init__()=keyczar.keys.RsaPrivateKey-class.html#__init__,Method keyczar.keys.RsaPublicKey.__init__()=keyczar.keys.RsaPublicKey-class.html#__init__,Method keyczar.keys.SymmetricKey.__init__()=keyczar.keys.SymmetricKey-class.html#__init__,Method keyczar.readers.EncryptedReader.__init__()=keyczar.readers.EncryptedReader-class.html#__init__,Method keyczar.readers.FileReader.__init__()=keyczar.readers.FileReader-class.html#__init__"><a title="keyczar.errors.BadVersionError.__init__
keyczar.errors.InvalidSignatureError.__init__
keyczar.errors.KeyNotFoundError.__init__
keyczar.errors.NoPrimaryKeyError.__init__
keyczar.errors.ShortCiphertextError.__init__
keyczar.errors.ShortSignatureError.__init__
keyczar.keyczar.Keyczar.__init__
keyczar.keyczart._Name.__init__
keyczar.keydata.KeyMetadata.__init__
keyczar.keydata.KeyVersion.__init__
keyczar.keyinfo.CipherMode.__init__
keyczar.keyinfo.KeyType.__init__
keyczar.keyinfo._NameId.__init__
keyczar.keys.AesKey.__init__
keyczar.keys.AsymmetricKey.__init__
keyczar.keys.DsaPrivateKey.__init__
keyczar.keys.DsaPublicKey.__init__
keyczar.keys.HmacKey.__init__
keyczar.keys.Key.__init__
keyczar.keys.PrivateKey.__init__
keyczar.keys.PublicKey.__init__
keyczar.keys.RsaPrivateKey.__init__
keyczar.keys.RsaPublicKey.__init__
keyczar.keys.SymmetricKey.__init__
keyczar.readers.EncryptedReader.__init__
keyczar.readers.FileReader.__init__" class="py-name" href="#" onclick="return doclink('link-87', '__init__', 'link-87');">__init__</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt class="py-name">type</tt><tt class="py-op">)</tt> </tt>
<a name="L141"></a><tt class="py-lineno">141</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">__key_string</tt> <tt class="py-op">=</tt> <tt id="link-88" class="py-name"><a title="keyczar.keys.Key.key_string" class="py-name" href="#" onclick="return doclink('link-88', 'key_string', 'link-75');">key_string</a></tt> </tt>
</div><a name="L142"></a><tt class="py-lineno">142</tt>  <tt class="py-line">   </tt>
<a name="SymmetricKey._GetKeyString"></a><div id="SymmetricKey._GetKeyString-def"><a name="L143"></a><tt class="py-lineno">143</tt> <a class="py-toggle" href="#" id="SymmetricKey._GetKeyString-toggle" onclick="return toggle('SymmetricKey._GetKeyString');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.SymmetricKey-class.html#_GetKeyString">_GetKeyString</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="SymmetricKey._GetKeyString-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="SymmetricKey._GetKeyString-expanded"><a name="L144"></a><tt class="py-lineno">144</tt>  <tt class="py-line">    <tt class="py-docstring">"""Return the key as a string."""</tt> </tt>
<a name="L145"></a><tt class="py-lineno">145</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">__key_string</tt> </tt>
</div></div><a name="L146"></a><tt class="py-lineno">146</tt>  <tt class="py-line"> </tt>
<a name="AsymmetricKey"></a><div id="AsymmetricKey-def"><a name="L147"></a><tt class="py-lineno">147</tt> <a class="py-toggle" href="#" id="AsymmetricKey-toggle" onclick="return toggle('AsymmetricKey');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="keyczar.keys.AsymmetricKey-class.html">AsymmetricKey</a><tt class="py-op">(</tt><tt class="py-base-class">Key</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AsymmetricKey-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="AsymmetricKey-expanded"><a name="L148"></a><tt class="py-lineno">148</tt>  <tt class="py-line">  <tt class="py-docstring">"""Parent class for asymmetric keys."""</tt> </tt>
<a name="L149"></a><tt class="py-lineno">149</tt>  <tt class="py-line">   </tt>
<a name="AsymmetricKey.__init__"></a><div id="AsymmetricKey.__init__-def"><a name="L150"></a><tt class="py-lineno">150</tt> <a class="py-toggle" href="#" id="AsymmetricKey.__init__-toggle" onclick="return toggle('AsymmetricKey.__init__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.AsymmetricKey-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">type</tt><tt class="py-op">,</tt> <tt class="py-param">params</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AsymmetricKey.__init__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="AsymmetricKey.__init__-expanded"><a name="L151"></a><tt class="py-lineno">151</tt>  <tt class="py-line">    <tt id="link-89" class="py-name"><a title="keyczar.keys.Key" class="py-name" href="#" onclick="return doclink('link-89', 'Key', 'link-86');">Key</a></tt><tt class="py-op">.</tt><tt id="link-90" class="py-name"><a title="keyczar.errors.BadVersionError.__init__
keyczar.errors.InvalidSignatureError.__init__
keyczar.errors.KeyNotFoundError.__init__
keyczar.errors.NoPrimaryKeyError.__init__
keyczar.errors.ShortCiphertextError.__init__
keyczar.errors.ShortSignatureError.__init__
keyczar.keyczar.Keyczar.__init__
keyczar.keyczart._Name.__init__
keyczar.keydata.KeyMetadata.__init__
keyczar.keydata.KeyVersion.__init__
keyczar.keyinfo.CipherMode.__init__
keyczar.keyinfo.KeyType.__init__
keyczar.keyinfo._NameId.__init__
keyczar.keys.AesKey.__init__
keyczar.keys.AsymmetricKey.__init__
keyczar.keys.DsaPrivateKey.__init__
keyczar.keys.DsaPublicKey.__init__
keyczar.keys.HmacKey.__init__
keyczar.keys.Key.__init__
keyczar.keys.PrivateKey.__init__
keyczar.keys.PublicKey.__init__
keyczar.keys.RsaPrivateKey.__init__
keyczar.keys.RsaPublicKey.__init__
keyczar.keys.SymmetricKey.__init__
keyczar.readers.EncryptedReader.__init__
keyczar.readers.FileReader.__init__" class="py-name" href="#" onclick="return doclink('link-90', '__init__', 'link-87');">__init__</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt class="py-name">type</tt><tt class="py-op">)</tt> </tt>
<a name="L152"></a><tt class="py-lineno">152</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_params</tt> <tt class="py-op">=</tt> <tt class="py-name">params</tt> </tt>
</div></div><a name="L153"></a><tt class="py-lineno">153</tt>  <tt class="py-line"> </tt>
<a name="AesKey"></a><div id="AesKey-def"><a name="L154"></a><tt class="py-lineno">154</tt> <a class="py-toggle" href="#" id="AesKey-toggle" onclick="return toggle('AesKey');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="keyczar.keys.AesKey-class.html">AesKey</a><tt class="py-op">(</tt><tt class="py-base-class">SymmetricKey</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AesKey-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="AesKey-expanded"><a name="L155"></a><tt class="py-lineno">155</tt>  <tt class="py-line">  <tt class="py-docstring">"""Represents AES symmetric private keys."""</tt> </tt>
<a name="L156"></a><tt class="py-lineno">156</tt>  <tt class="py-line">   </tt>
<a name="AesKey.__init__"></a><div id="AesKey.__init__-def"><a name="L157"></a><tt class="py-lineno">157</tt> <a class="py-toggle" href="#" id="AesKey.__init__-toggle" onclick="return toggle('AesKey.__init__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.AesKey-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">key_string</tt><tt class="py-op">,</tt> <tt class="py-param">hmac_key</tt><tt class="py-op">,</tt> <tt class="py-param">size</tt><tt class="py-op">=</tt><tt id="link-91" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-91', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-92" class="py-name"><a title="keyczar.keyinfo.AES" class="py-name" href="#" onclick="return doclink('link-92', 'AES', 'link-0');">AES</a></tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt><tt class="py-op">,</tt>  </tt>
<a name="L158"></a><tt class="py-lineno">158</tt>  <tt class="py-line">               <tt class="py-param">mode</tt><tt class="py-op">=</tt><tt id="link-93" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-93', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-94" class="py-name" targets="Variable keyczar.keyinfo.CBC=keyczar.keyinfo-module.html#CBC"><a title="keyczar.keyinfo.CBC" class="py-name" href="#" onclick="return doclink('link-94', 'CBC', 'link-94');">CBC</a></tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AesKey.__init__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="AesKey.__init__-expanded"><a name="L159"></a><tt class="py-lineno">159</tt>  <tt class="py-line">    <tt id="link-95" class="py-name" targets="Class keyczar.keys.SymmetricKey=keyczar.keys.SymmetricKey-class.html"><a title="keyczar.keys.SymmetricKey" class="py-name" href="#" onclick="return doclink('link-95', 'SymmetricKey', 'link-95');">SymmetricKey</a></tt><tt class="py-op">.</tt><tt id="link-96" class="py-name"><a title="keyczar.errors.BadVersionError.__init__
keyczar.errors.InvalidSignatureError.__init__
keyczar.errors.KeyNotFoundError.__init__
keyczar.errors.NoPrimaryKeyError.__init__
keyczar.errors.ShortCiphertextError.__init__
keyczar.errors.ShortSignatureError.__init__
keyczar.keyczar.Keyczar.__init__
keyczar.keyczart._Name.__init__
keyczar.keydata.KeyMetadata.__init__
keyczar.keydata.KeyVersion.__init__
keyczar.keyinfo.CipherMode.__init__
keyczar.keyinfo.KeyType.__init__
keyczar.keyinfo._NameId.__init__
keyczar.keys.AesKey.__init__
keyczar.keys.AsymmetricKey.__init__
keyczar.keys.DsaPrivateKey.__init__
keyczar.keys.DsaPublicKey.__init__
keyczar.keys.HmacKey.__init__
keyczar.keys.Key.__init__
keyczar.keys.PrivateKey.__init__
keyczar.keys.PublicKey.__init__
keyczar.keys.RsaPrivateKey.__init__
keyczar.keys.RsaPublicKey.__init__
keyczar.keys.SymmetricKey.__init__
keyczar.readers.EncryptedReader.__init__
keyczar.readers.FileReader.__init__" class="py-name" href="#" onclick="return doclink('link-96', '__init__', 'link-87');">__init__</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt id="link-97" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-97', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-98" class="py-name"><a title="keyczar.keyinfo.AES" class="py-name" href="#" onclick="return doclink('link-98', 'AES', 'link-0');">AES</a></tt><tt class="py-op">,</tt> <tt id="link-99" class="py-name"><a title="keyczar.keys.Key.key_string" class="py-name" href="#" onclick="return doclink('link-99', 'key_string', 'link-75');">key_string</a></tt><tt class="py-op">)</tt> </tt>
<a name="L160"></a><tt class="py-lineno">160</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">hmac_key</tt> <tt class="py-op">=</tt> <tt class="py-name">hmac_key</tt> </tt>
<a name="L161"></a><tt class="py-lineno">161</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">block_size</tt> <tt class="py-op">=</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-100" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-100', 'key_bytes', 'link-64');">key_bytes</a></tt><tt class="py-op">)</tt> </tt>
<a name="L162"></a><tt class="py-lineno">162</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-101" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-101', 'size', 'link-7');">size</a></tt> <tt class="py-op">=</tt> <tt id="link-102" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-102', 'size', 'link-7');">size</a></tt> </tt>
<a name="L163"></a><tt class="py-lineno">163</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">mode</tt> <tt class="py-op">=</tt> <tt class="py-name">mode</tt>     </tt>
</div><a name="L164"></a><tt class="py-lineno">164</tt>  <tt class="py-line"> </tt>
<a name="AesKey.__str__"></a><div id="AesKey.__str__-def"><a name="L165"></a><tt class="py-lineno">165</tt> <a class="py-toggle" href="#" id="AesKey.__str__-toggle" onclick="return toggle('AesKey.__str__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.AesKey-class.html#__str__">__str__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AesKey.__str__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="AesKey.__str__-expanded"><a name="L166"></a><tt class="py-lineno">166</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">dumps</tt><tt class="py-op">(</tt><tt class="py-op">{</tt><tt class="py-string">"mode"</tt><tt class="py-op">:</tt> <tt class="py-name">str</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">mode</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> </tt>
<a name="L167"></a><tt class="py-lineno">167</tt>  <tt class="py-line">                             <tt class="py-string">"size"</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-103" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-103', 'size', 'link-7');">size</a></tt><tt class="py-op">,</tt> </tt>
<a name="L168"></a><tt class="py-lineno">168</tt>  <tt class="py-line">                             <tt class="py-string">"aesKeyString"</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-104" class="py-name"><a title="keyczar.keys.Key.key_string" class="py-name" href="#" onclick="return doclink('link-104', 'key_string', 'link-75');">key_string</a></tt><tt class="py-op">,</tt> </tt>
<a name="L169"></a><tt class="py-lineno">169</tt>  <tt class="py-line">                             <tt class="py-string">"hmacKey"</tt><tt class="py-op">:</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">loads</tt><tt class="py-op">(</tt><tt class="py-name">str</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">hmac_key</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">}</tt><tt class="py-op">)</tt> </tt>
</div><a name="L170"></a><tt class="py-lineno">170</tt>  <tt class="py-line"> </tt>
<a name="AesKey._Hash"></a><div id="AesKey._Hash-def"><a name="L171"></a><tt class="py-lineno">171</tt> <a class="py-toggle" href="#" id="AesKey._Hash-toggle" onclick="return toggle('AesKey._Hash');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.AesKey-class.html#_Hash">_Hash</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AesKey._Hash-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="AesKey._Hash-expanded"><a name="L172"></a><tt class="py-lineno">172</tt>  <tt class="py-line">    <tt class="py-name">fullhash</tt> <tt class="py-op">=</tt> <tt id="link-105" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-105', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-106" class="py-name"><a title="keyczar.util.Hash" class="py-name" href="#" onclick="return doclink('link-106', 'Hash', 'link-61');">Hash</a></tt><tt class="py-op">(</tt><tt id="link-107" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-107', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-108" class="py-name"><a title="keyczar.util.IntToBytes" class="py-name" href="#" onclick="return doclink('link-108', 'IntToBytes', 'link-63');">IntToBytes</a></tt><tt class="py-op">(</tt><tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-109" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-109', 'key_bytes', 'link-64');">key_bytes</a></tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-110" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-110', 'key_bytes', 'link-64');">key_bytes</a></tt><tt class="py-op">,</tt>  </tt>
<a name="L173"></a><tt class="py-lineno">173</tt>  <tt class="py-line">                         <tt id="link-111" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-111', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-112" class="py-name"><a title="keyczar.util.IntToBytes" class="py-name" href="#" onclick="return doclink('link-112', 'IntToBytes', 'link-63');">IntToBytes</a></tt><tt class="py-op">(</tt><tt id="link-113" class="py-name"><a title="keyczar
keyczar.keyczar" class="py-name" href="#" onclick="return doclink('link-113', 'keyczar', 'link-4');">keyczar</a></tt><tt class="py-op">.</tt><tt id="link-114" class="py-name"><a title="keyczar.keyczar.KEY_HASH_SIZE" class="py-name" href="#" onclick="return doclink('link-114', 'KEY_HASH_SIZE', 'link-69');">KEY_HASH_SIZE</a></tt><tt class="py-op">)</tt><tt class="py-op">,</tt>  </tt>
<a name="L174"></a><tt class="py-lineno">174</tt>  <tt class="py-line">                         <tt id="link-115" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-115', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-116" class="py-name"><a title="keyczar.util.Decode" class="py-name" href="#" onclick="return doclink('link-116', 'Decode', 'link-79');">Decode</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">hmac_key</tt><tt class="py-op">.</tt><tt id="link-117" class="py-name"><a title="keyczar.keys.Key.hash" class="py-name" href="#" onclick="return doclink('link-117', 'hash', 'link-71');">hash</a></tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L175"></a><tt class="py-lineno">175</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-118" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-118', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-119" class="py-name"><a title="keyczar.util.Encode" class="py-name" href="#" onclick="return doclink('link-119', 'Encode', 'link-67');">Encode</a></tt><tt class="py-op">(</tt><tt class="py-name">fullhash</tt><tt class="py-op">[</tt><tt class="py-op">:</tt><tt id="link-120" class="py-name"><a title="keyczar
keyczar.keyczar" class="py-name" href="#" onclick="return doclink('link-120', 'keyczar', 'link-4');">keyczar</a></tt><tt class="py-op">.</tt><tt id="link-121" class="py-name"><a title="keyczar.keyczar.KEY_HASH_SIZE" class="py-name" href="#" onclick="return doclink('link-121', 'KEY_HASH_SIZE', 'link-69');">KEY_HASH_SIZE</a></tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
</div><a name="L176"></a><tt class="py-lineno">176</tt>  <tt class="py-line"> </tt>
<a name="L177"></a><tt class="py-lineno">177</tt>  <tt class="py-line">  <tt class="py-decorator">@</tt><tt class="py-decorator">staticmethod</tt> </tt>
<a name="AesKey.Generate"></a><div id="AesKey.Generate-def"><a name="L178"></a><tt class="py-lineno">178</tt> <a class="py-toggle" href="#" id="AesKey.Generate-toggle" onclick="return toggle('AesKey.Generate');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.AesKey-class.html#Generate">Generate</a><tt class="py-op">(</tt><tt class="py-param">size</tt><tt class="py-op">=</tt><tt id="link-122" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-122', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-123" class="py-name"><a title="keyczar.keyinfo.AES" class="py-name" href="#" onclick="return doclink('link-123', 'AES', 'link-0');">AES</a></tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AesKey.Generate-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="AesKey.Generate-expanded"><a name="L179"></a><tt class="py-lineno">179</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L180"></a><tt class="py-lineno">180</tt>  <tt class="py-line"><tt class="py-docstring">    Return a newly generated AES key.</tt> </tt>
<a name="L181"></a><tt class="py-lineno">181</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L182"></a><tt class="py-lineno">182</tt>  <tt class="py-line"><tt class="py-docstring">    @param size: length of key in bits to generate</tt> </tt>
<a name="L183"></a><tt class="py-lineno">183</tt>  <tt class="py-line"><tt class="py-docstring">    @type size: integer</tt> </tt>
<a name="L184"></a><tt class="py-lineno">184</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L185"></a><tt class="py-lineno">185</tt>  <tt class="py-line"><tt class="py-docstring">    @return: an AES key</tt> </tt>
<a name="L186"></a><tt class="py-lineno">186</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: L{AesKey}</tt> </tt>
<a name="L187"></a><tt class="py-lineno">187</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L188"></a><tt class="py-lineno">188</tt>  <tt class="py-line">    <tt id="link-124" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-124', 'key_bytes', 'link-64');">key_bytes</a></tt> <tt class="py-op">=</tt> <tt id="link-125" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-125', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-126" class="py-name" targets="Function keyczar.util.RandBytes()=keyczar.util-module.html#RandBytes"><a title="keyczar.util.RandBytes" class="py-name" href="#" onclick="return doclink('link-126', 'RandBytes', 'link-126');">RandBytes</a></tt><tt class="py-op">(</tt><tt id="link-127" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-127', 'size', 'link-7');">size</a></tt> <tt class="py-op">/</tt> <tt class="py-number">8</tt><tt class="py-op">)</tt> </tt>
<a name="L189"></a><tt class="py-lineno">189</tt>  <tt class="py-line">    <tt id="link-128" class="py-name"><a title="keyczar.keys.Key.key_string" class="py-name" href="#" onclick="return doclink('link-128', 'key_string', 'link-75');">key_string</a></tt> <tt class="py-op">=</tt> <tt id="link-129" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-129', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-130" class="py-name"><a title="keyczar.util.Encode" class="py-name" href="#" onclick="return doclink('link-130', 'Encode', 'link-67');">Encode</a></tt><tt class="py-op">(</tt><tt id="link-131" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-131', 'key_bytes', 'link-64');">key_bytes</a></tt><tt class="py-op">)</tt> </tt>
<a name="L190"></a><tt class="py-lineno">190</tt>  <tt class="py-line">    <tt class="py-name">hmac_key</tt> <tt class="py-op">=</tt> <tt id="link-132" class="py-name"><a title="keyczar.keys.HmacKey" class="py-name" href="#" onclick="return doclink('link-132', 'HmacKey', 'link-15');">HmacKey</a></tt><tt class="py-op">.</tt><tt id="link-133" class="py-name"><a title="keyczar.keys.AesKey.Generate
keyczar.keys.DsaPrivateKey.Generate
keyczar.keys.HmacKey.Generate
keyczar.keys.RsaPrivateKey.Generate" class="py-name" href="#" onclick="return doclink('link-133', 'Generate', 'link-12');">Generate</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt>  <tt class="py-comment"># use default HMAC-SHA1 key size</tt> </tt>
<a name="L191"></a><tt class="py-lineno">191</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-134" class="py-name"><a title="keyczar.keys.AesKey" class="py-name" href="#" onclick="return doclink('link-134', 'AesKey', 'link-11');">AesKey</a></tt><tt class="py-op">(</tt><tt id="link-135" class="py-name"><a title="keyczar.keys.Key.key_string" class="py-name" href="#" onclick="return doclink('link-135', 'key_string', 'link-75');">key_string</a></tt><tt class="py-op">,</tt> <tt class="py-name">hmac_key</tt><tt class="py-op">,</tt> <tt id="link-136" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-136', 'size', 'link-7');">size</a></tt><tt class="py-op">)</tt> </tt>
</div><a name="L192"></a><tt class="py-lineno">192</tt>  <tt class="py-line">   </tt>
<a name="L193"></a><tt class="py-lineno">193</tt>  <tt class="py-line">  <tt class="py-decorator">@</tt><tt class="py-decorator">staticmethod</tt> </tt>
<a name="AesKey.Read"></a><div id="AesKey.Read-def"><a name="L194"></a><tt class="py-lineno">194</tt> <a class="py-toggle" href="#" id="AesKey.Read-toggle" onclick="return toggle('AesKey.Read');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.AesKey-class.html#Read">Read</a><tt class="py-op">(</tt><tt class="py-param">key</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AesKey.Read-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="AesKey.Read-expanded"><a name="L195"></a><tt class="py-lineno">195</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L196"></a><tt class="py-lineno">196</tt>  <tt class="py-line"><tt class="py-docstring">    Reads an AES key from a JSON string representation of it.</tt> </tt>
<a name="L197"></a><tt class="py-lineno">197</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L198"></a><tt class="py-lineno">198</tt>  <tt class="py-line"><tt class="py-docstring">    @param key: a JSON representation of an AES key</tt> </tt>
<a name="L199"></a><tt class="py-lineno">199</tt>  <tt class="py-line"><tt class="py-docstring">    @type key: string</tt> </tt>
<a name="L200"></a><tt class="py-lineno">200</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L201"></a><tt class="py-lineno">201</tt>  <tt class="py-line"><tt class="py-docstring">    @return: an AES key</tt> </tt>
<a name="L202"></a><tt class="py-lineno">202</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: L{AesKey}</tt> </tt>
<a name="L203"></a><tt class="py-lineno">203</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L204"></a><tt class="py-lineno">204</tt>  <tt class="py-line">    <tt class="py-name">aes</tt> <tt class="py-op">=</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">loads</tt><tt class="py-op">(</tt><tt class="py-name">key</tt><tt class="py-op">)</tt> </tt>
<a name="L205"></a><tt class="py-lineno">205</tt>  <tt class="py-line">    <tt class="py-name">hmac</tt> <tt class="py-op">=</tt> <tt class="py-name">aes</tt><tt class="py-op">[</tt><tt class="py-string">'hmacKey'</tt><tt class="py-op">]</tt> </tt>
<a name="L206"></a><tt class="py-lineno">206</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-137" class="py-name"><a title="keyczar.keys.AesKey" class="py-name" href="#" onclick="return doclink('link-137', 'AesKey', 'link-11');">AesKey</a></tt><tt class="py-op">(</tt><tt class="py-name">aes</tt><tt class="py-op">[</tt><tt class="py-string">'aesKeyString'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt>  </tt>
<a name="L207"></a><tt class="py-lineno">207</tt>  <tt class="py-line">                  <tt id="link-138" class="py-name"><a title="keyczar.keys.HmacKey" class="py-name" href="#" onclick="return doclink('link-138', 'HmacKey', 'link-15');">HmacKey</a></tt><tt class="py-op">(</tt><tt class="py-name">hmac</tt><tt class="py-op">[</tt><tt class="py-string">'hmacKeyString'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">hmac</tt><tt class="py-op">[</tt><tt class="py-string">'size'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">,</tt>  </tt>
<a name="L208"></a><tt class="py-lineno">208</tt>  <tt class="py-line">                  <tt class="py-name">aes</tt><tt class="py-op">[</tt><tt class="py-string">'size'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt id="link-139" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-139', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-140" class="py-name" targets="Function keyczar.keyinfo.GetMode()=keyczar.keyinfo-module.html#GetMode"><a title="keyczar.keyinfo.GetMode" class="py-name" href="#" onclick="return doclink('link-140', 'GetMode', 'link-140');">GetMode</a></tt><tt class="py-op">(</tt><tt class="py-name">aes</tt><tt class="py-op">[</tt><tt class="py-string">'mode'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
</div><a name="L209"></a><tt class="py-lineno">209</tt>  <tt class="py-line">   </tt>
<a name="AesKey.__Pad"></a><div id="AesKey.__Pad-def"><a name="L210"></a><tt class="py-lineno">210</tt> <a class="py-toggle" href="#" id="AesKey.__Pad-toggle" onclick="return toggle('AesKey.__Pad');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.AesKey-class.html#__Pad">__Pad</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">data</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AesKey.__Pad-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="AesKey.__Pad-expanded"><a name="L211"></a><tt class="py-lineno">211</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L212"></a><tt class="py-lineno">212</tt>  <tt class="py-line"><tt class="py-docstring">    Returns the data padded using PKCS5.</tt> </tt>
<a name="L213"></a><tt class="py-lineno">213</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L214"></a><tt class="py-lineno">214</tt>  <tt class="py-line"><tt class="py-docstring">    For a block size B and data with N bytes in the last block, PKCS5</tt> </tt>
<a name="L215"></a><tt class="py-lineno">215</tt>  <tt class="py-line"><tt class="py-docstring">    pads the data with B-N bytes of the value B-N.</tt> </tt>
<a name="L216"></a><tt class="py-lineno">216</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L217"></a><tt class="py-lineno">217</tt>  <tt class="py-line"><tt class="py-docstring">    @param data: data to be padded</tt> </tt>
<a name="L218"></a><tt class="py-lineno">218</tt>  <tt class="py-line"><tt class="py-docstring">    @type data: string</tt> </tt>
<a name="L219"></a><tt class="py-lineno">219</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L220"></a><tt class="py-lineno">220</tt>  <tt class="py-line"><tt class="py-docstring">    @return: PKCS5 padded string</tt> </tt>
<a name="L221"></a><tt class="py-lineno">221</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: string</tt> </tt>
<a name="L222"></a><tt class="py-lineno">222</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L223"></a><tt class="py-lineno">223</tt>  <tt class="py-line">    <tt class="py-name">pad</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">block_size</tt> <tt class="py-op">-</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">data</tt><tt class="py-op">)</tt> <tt class="py-op">%</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">block_size</tt> </tt>
<a name="L224"></a><tt class="py-lineno">224</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">data</tt> <tt class="py-op">+</tt> <tt class="py-name">pad</tt> <tt class="py-op">*</tt> <tt class="py-name">chr</tt><tt class="py-op">(</tt><tt class="py-name">pad</tt><tt class="py-op">)</tt> </tt>
</div><a name="L225"></a><tt class="py-lineno">225</tt>  <tt class="py-line">   </tt>
<a name="AesKey.__UnPad"></a><div id="AesKey.__UnPad-def"><a name="L226"></a><tt class="py-lineno">226</tt> <a class="py-toggle" href="#" id="AesKey.__UnPad-toggle" onclick="return toggle('AesKey.__UnPad');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.AesKey-class.html#__UnPad">__UnPad</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">padded</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AesKey.__UnPad-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="AesKey.__UnPad-expanded"><a name="L227"></a><tt class="py-lineno">227</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L228"></a><tt class="py-lineno">228</tt>  <tt class="py-line"><tt class="py-docstring">    Returns the unpadded version of a data padded using PKCS5.</tt> </tt>
<a name="L229"></a><tt class="py-lineno">229</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L230"></a><tt class="py-lineno">230</tt>  <tt class="py-line"><tt class="py-docstring">    @param padded: string padded with PKCS5</tt> </tt>
<a name="L231"></a><tt class="py-lineno">231</tt>  <tt class="py-line"><tt class="py-docstring">    @type padded: string</tt> </tt>
<a name="L232"></a><tt class="py-lineno">232</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L233"></a><tt class="py-lineno">233</tt>  <tt class="py-line"><tt class="py-docstring">    @return: original, unpadded string</tt> </tt>
<a name="L234"></a><tt class="py-lineno">234</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: string</tt> </tt>
<a name="L235"></a><tt class="py-lineno">235</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L236"></a><tt class="py-lineno">236</tt>  <tt class="py-line">    <tt class="py-name">pad</tt> <tt class="py-op">=</tt> <tt class="py-name">ord</tt><tt class="py-op">(</tt><tt class="py-name">padded</tt><tt class="py-op">[</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L237"></a><tt class="py-lineno">237</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">padded</tt><tt class="py-op">[</tt><tt class="py-op">:</tt><tt class="py-op">-</tt><tt class="py-name">pad</tt><tt class="py-op">]</tt> </tt>
</div><a name="L238"></a><tt class="py-lineno">238</tt>  <tt class="py-line">   </tt>
<a name="AesKey.Encrypt"></a><div id="AesKey.Encrypt-def"><a name="L239"></a><tt class="py-lineno">239</tt> <a class="py-toggle" href="#" id="AesKey.Encrypt-toggle" onclick="return toggle('AesKey.Encrypt');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.AesKey-class.html#Encrypt">Encrypt</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">data</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AesKey.Encrypt-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="AesKey.Encrypt-expanded"><a name="L240"></a><tt class="py-lineno">240</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L241"></a><tt class="py-lineno">241</tt>  <tt class="py-line"><tt class="py-docstring">    Return ciphertext byte string containing Header|IV|Ciph|Sig.</tt> </tt>
<a name="L242"></a><tt class="py-lineno">242</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L243"></a><tt class="py-lineno">243</tt>  <tt class="py-line"><tt class="py-docstring">    @param data: plaintext to be encrypted.</tt> </tt>
<a name="L244"></a><tt class="py-lineno">244</tt>  <tt class="py-line"><tt class="py-docstring">    @type data: string</tt> </tt>
<a name="L245"></a><tt class="py-lineno">245</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L246"></a><tt class="py-lineno">246</tt>  <tt class="py-line"><tt class="py-docstring">    @return: raw byte string ciphertext formatted to have Header|IV|Ciph|Sig.</tt> </tt>
<a name="L247"></a><tt class="py-lineno">247</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: string</tt> </tt>
<a name="L248"></a><tt class="py-lineno">248</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L249"></a><tt class="py-lineno">249</tt>  <tt class="py-line">    <tt class="py-name">data</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-141" class="py-name" targets="Method keyczar.keys.AesKey.__Pad()=keyczar.keys.AesKey-class.html#__Pad"><a title="keyczar.keys.AesKey.__Pad" class="py-name" href="#" onclick="return doclink('link-141', '__Pad', 'link-141');">__Pad</a></tt><tt class="py-op">(</tt><tt class="py-name">data</tt><tt class="py-op">)</tt> </tt>
<a name="L250"></a><tt class="py-lineno">250</tt>  <tt class="py-line">    <tt class="py-name">iv_bytes</tt> <tt class="py-op">=</tt> <tt id="link-142" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-142', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-143" class="py-name"><a title="keyczar.util.RandBytes" class="py-name" href="#" onclick="return doclink('link-143', 'RandBytes', 'link-126');">RandBytes</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">block_size</tt><tt class="py-op">)</tt> </tt>
<a name="L251"></a><tt class="py-lineno">251</tt>  <tt class="py-line">    <tt class="py-name">ciph_bytes</tt> <tt class="py-op">=</tt> <tt id="link-144" class="py-name"><a title="keyczar.keyinfo.AES" class="py-name" href="#" onclick="return doclink('link-144', 'AES', 'link-0');">AES</a></tt><tt class="py-op">.</tt><tt class="py-name">new</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-145" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-145', 'key_bytes', 'link-64');">key_bytes</a></tt><tt class="py-op">,</tt> <tt id="link-146" class="py-name"><a title="keyczar.keyinfo.AES" class="py-name" href="#" onclick="return doclink('link-146', 'AES', 'link-0');">AES</a></tt><tt class="py-op">.</tt><tt class="py-name">MODE_CBC</tt><tt class="py-op">,</tt> <tt class="py-name">iv_bytes</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">encrypt</tt><tt class="py-op">(</tt><tt class="py-name">data</tt><tt class="py-op">)</tt> </tt>
<a name="L252"></a><tt class="py-lineno">252</tt>  <tt class="py-line">    <tt class="py-name">msg_bytes</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-147" class="py-name" targets="Method keyczar.keys.Key.Header()=keyczar.keys.Key-class.html#Header"><a title="keyczar.keys.Key.Header" class="py-name" href="#" onclick="return doclink('link-147', 'Header', 'link-147');">Header</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">iv_bytes</tt> <tt class="py-op">+</tt> <tt class="py-name">ciph_bytes</tt> </tt>
<a name="L253"></a><tt class="py-lineno">253</tt>  <tt class="py-line">    <tt class="py-name">sig_bytes</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">hmac_key</tt><tt class="py-op">.</tt><tt id="link-148" class="py-name" targets="Method keyczar.keyczar.Signer.Sign()=keyczar.keyczar.Signer-class.html#Sign,Method keyczar.keys.DsaPrivateKey.Sign()=keyczar.keys.DsaPrivateKey-class.html#Sign,Method keyczar.keys.HmacKey.Sign()=keyczar.keys.HmacKey-class.html#Sign,Method keyczar.keys.RsaPrivateKey.Sign()=keyczar.keys.RsaPrivateKey-class.html#Sign"><a title="keyczar.keyczar.Signer.Sign
keyczar.keys.DsaPrivateKey.Sign
keyczar.keys.HmacKey.Sign
keyczar.keys.RsaPrivateKey.Sign" class="py-name" href="#" onclick="return doclink('link-148', 'Sign', 'link-148');">Sign</a></tt><tt class="py-op">(</tt><tt class="py-name">msg_bytes</tt><tt class="py-op">)</tt>  <tt class="py-comment"># Sign bytes</tt> </tt>
<a name="L254"></a><tt class="py-lineno">254</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">msg_bytes</tt> <tt class="py-op">+</tt> <tt class="py-name">sig_bytes</tt> </tt>
</div><a name="L255"></a><tt class="py-lineno">255</tt>  <tt class="py-line">   </tt>
<a name="AesKey.Decrypt"></a><div id="AesKey.Decrypt-def"><a name="L256"></a><tt class="py-lineno">256</tt> <a class="py-toggle" href="#" id="AesKey.Decrypt-toggle" onclick="return toggle('AesKey.Decrypt');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.AesKey-class.html#Decrypt">Decrypt</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">input_bytes</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="AesKey.Decrypt-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="AesKey.Decrypt-expanded"><a name="L257"></a><tt class="py-lineno">257</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L258"></a><tt class="py-lineno">258</tt>  <tt class="py-line"><tt class="py-docstring">    Decrypts the given ciphertext.</tt> </tt>
<a name="L259"></a><tt class="py-lineno">259</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L260"></a><tt class="py-lineno">260</tt>  <tt class="py-line"><tt class="py-docstring">    @param input_bytes: raw byte string formatted as Header|IV|Ciph|Sig where </tt> </tt>
<a name="L261"></a><tt class="py-lineno">261</tt>  <tt class="py-line"><tt class="py-docstring">      Sig is the signature over the entire payload (Header|IV|Ciph).</tt> </tt>
<a name="L262"></a><tt class="py-lineno">262</tt>  <tt class="py-line"><tt class="py-docstring">    @type input_bytes: string</tt> </tt>
<a name="L263"></a><tt class="py-lineno">263</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L264"></a><tt class="py-lineno">264</tt>  <tt class="py-line"><tt class="py-docstring">    @return: plaintext message</tt> </tt>
<a name="L265"></a><tt class="py-lineno">265</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: string</tt> </tt>
<a name="L266"></a><tt class="py-lineno">266</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L267"></a><tt class="py-lineno">267</tt>  <tt class="py-line"><tt class="py-docstring">    @raise ShortCiphertextError: if the ciphertext is too short to have IV &amp; Sig</tt> </tt>
<a name="L268"></a><tt class="py-lineno">268</tt>  <tt class="py-line"><tt class="py-docstring">    @raise InvalidSignatureError: if the signature doesn't correspond to payload</tt> </tt>
<a name="L269"></a><tt class="py-lineno">269</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt>     </tt>
<a name="L270"></a><tt class="py-lineno">270</tt>  <tt class="py-line">    <tt class="py-name">data_bytes</tt> <tt class="py-op">=</tt> <tt class="py-name">input_bytes</tt><tt class="py-op">[</tt><tt id="link-149" class="py-name"><a title="keyczar
keyczar.keyczar" class="py-name" href="#" onclick="return doclink('link-149', 'keyczar', 'link-4');">keyczar</a></tt><tt class="py-op">.</tt><tt id="link-150" class="py-name" targets="Variable keyczar.keyczar.HEADER_SIZE=keyczar.keyczar-module.html#HEADER_SIZE"><a title="keyczar.keyczar.HEADER_SIZE" class="py-name" href="#" onclick="return doclink('link-150', 'HEADER_SIZE', 'link-150');">HEADER_SIZE</a></tt><tt class="py-op">:</tt><tt class="py-op">]</tt>  <tt class="py-comment"># remove header</tt> </tt>
<a name="L271"></a><tt class="py-lineno">271</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">data_bytes</tt><tt class="py-op">)</tt> <tt class="py-op">&lt;</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">block_size</tt> <tt class="py-op">+</tt> <tt id="link-151" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-151', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-152" class="py-name" targets="Variable keyczar.util.HLEN=keyczar.util-module.html#HLEN"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-152', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">:</tt>  <tt class="py-comment"># IV + sig</tt> </tt>
<a name="L272"></a><tt class="py-lineno">272</tt>  <tt class="py-line">      <tt class="py-keyword">raise</tt> <tt id="link-153" class="py-name"><a title="keyczar.errors" class="py-name" href="#" onclick="return doclink('link-153', 'errors', 'link-3');">errors</a></tt><tt class="py-op">.</tt><tt id="link-154" class="py-name" targets="Class keyczar.errors.ShortCiphertextError=keyczar.errors.ShortCiphertextError-class.html"><a title="keyczar.errors.ShortCiphertextError" class="py-name" href="#" onclick="return doclink('link-154', 'ShortCiphertextError', 'link-154');">ShortCiphertextError</a></tt><tt class="py-op">(</tt><tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">data_bytes</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L273"></a><tt class="py-lineno">273</tt>  <tt class="py-line">     </tt>
<a name="L274"></a><tt class="py-lineno">274</tt>  <tt class="py-line">    <tt class="py-name">iv_bytes</tt> <tt class="py-op">=</tt> <tt class="py-name">data_bytes</tt><tt class="py-op">[</tt><tt class="py-op">:</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">block_size</tt><tt class="py-op">]</tt>  <tt class="py-comment"># first block of bytes is the IV</tt> </tt>
<a name="L275"></a><tt class="py-lineno">275</tt>  <tt class="py-line">    <tt class="py-name">ciph_bytes</tt> <tt class="py-op">=</tt> <tt class="py-name">data_bytes</tt><tt class="py-op">[</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">block_size</tt><tt class="py-op">:</tt><tt class="py-op">-</tt><tt id="link-155" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-155', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-156" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-156', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">]</tt> </tt>
<a name="L276"></a><tt class="py-lineno">276</tt>  <tt class="py-line">    <tt class="py-name">sig_bytes</tt> <tt class="py-op">=</tt> <tt class="py-name">data_bytes</tt><tt class="py-op">[</tt><tt class="py-op">-</tt><tt id="link-157" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-157', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-158" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-158', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">:</tt><tt class="py-op">]</tt>  <tt class="py-comment"># last 20 bytes are sig</tt> </tt>
<a name="L277"></a><tt class="py-lineno">277</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">hmac_key</tt><tt class="py-op">.</tt><tt id="link-159" class="py-name" targets="Method keyczar.keyczar.Verifier.Verify()=keyczar.keyczar.Verifier-class.html#Verify,Method keyczar.keys.DsaPrivateKey.Verify()=keyczar.keys.DsaPrivateKey-class.html#Verify,Method keyczar.keys.DsaPublicKey.Verify()=keyczar.keys.DsaPublicKey-class.html#Verify,Method keyczar.keys.HmacKey.Verify()=keyczar.keys.HmacKey-class.html#Verify,Method keyczar.keys.RsaPrivateKey.Verify()=keyczar.keys.RsaPrivateKey-class.html#Verify,Method keyczar.keys.RsaPublicKey.Verify()=keyczar.keys.RsaPublicKey-class.html#Verify"><a title="keyczar.keyczar.Verifier.Verify
keyczar.keys.DsaPrivateKey.Verify
keyczar.keys.DsaPublicKey.Verify
keyczar.keys.HmacKey.Verify
keyczar.keys.RsaPrivateKey.Verify
keyczar.keys.RsaPublicKey.Verify" class="py-name" href="#" onclick="return doclink('link-159', 'Verify', 'link-159');">Verify</a></tt><tt class="py-op">(</tt><tt class="py-name">input_bytes</tt><tt class="py-op">[</tt><tt class="py-op">:</tt><tt class="py-op">-</tt><tt id="link-160" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-160', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-161" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-161', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">sig_bytes</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L278"></a><tt class="py-lineno">278</tt>  <tt class="py-line">      <tt class="py-keyword">raise</tt> <tt id="link-162" class="py-name"><a title="keyczar.errors" class="py-name" href="#" onclick="return doclink('link-162', 'errors', 'link-3');">errors</a></tt><tt class="py-op">.</tt><tt id="link-163" class="py-name" targets="Class keyczar.errors.InvalidSignatureError=keyczar.errors.InvalidSignatureError-class.html"><a title="keyczar.errors.InvalidSignatureError" class="py-name" href="#" onclick="return doclink('link-163', 'InvalidSignatureError', 'link-163');">InvalidSignatureError</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L279"></a><tt class="py-lineno">279</tt>  <tt class="py-line">     </tt>
<a name="L280"></a><tt class="py-lineno">280</tt>  <tt class="py-line">    <tt class="py-name">plain</tt> <tt class="py-op">=</tt> <tt id="link-164" class="py-name"><a title="keyczar.keyinfo.AES" class="py-name" href="#" onclick="return doclink('link-164', 'AES', 'link-0');">AES</a></tt><tt class="py-op">.</tt><tt class="py-name">new</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-165" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-165', 'key_bytes', 'link-64');">key_bytes</a></tt><tt class="py-op">,</tt> <tt id="link-166" class="py-name"><a title="keyczar.keyinfo.AES" class="py-name" href="#" onclick="return doclink('link-166', 'AES', 'link-0');">AES</a></tt><tt class="py-op">.</tt><tt class="py-name">MODE_CBC</tt><tt class="py-op">,</tt> <tt class="py-name">iv_bytes</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">decrypt</tt><tt class="py-op">(</tt><tt class="py-name">ciph_bytes</tt><tt class="py-op">)</tt> </tt>
<a name="L281"></a><tt class="py-lineno">281</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-167" class="py-name" targets="Method keyczar.keys.AesKey.__UnPad()=keyczar.keys.AesKey-class.html#__UnPad"><a title="keyczar.keys.AesKey.__UnPad" class="py-name" href="#" onclick="return doclink('link-167', '__UnPad', 'link-167');">__UnPad</a></tt><tt class="py-op">(</tt><tt class="py-name">plain</tt><tt class="py-op">)</tt> </tt>
</div></div><a name="L282"></a><tt class="py-lineno">282</tt>  <tt class="py-line">     </tt>
<a name="HmacKey"></a><div id="HmacKey-def"><a name="L283"></a><tt class="py-lineno">283</tt> <a class="py-toggle" href="#" id="HmacKey-toggle" onclick="return toggle('HmacKey');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="keyczar.keys.HmacKey-class.html">HmacKey</a><tt class="py-op">(</tt><tt class="py-base-class">SymmetricKey</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="HmacKey-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="HmacKey-expanded"><a name="L284"></a><tt class="py-lineno">284</tt>  <tt class="py-line">  <tt class="py-docstring">"""Represents HMAC-SHA1 symmetric private keys."""</tt> </tt>
<a name="L285"></a><tt class="py-lineno">285</tt>  <tt class="py-line">   </tt>
<a name="HmacKey.__init__"></a><div id="HmacKey.__init__-def"><a name="L286"></a><tt class="py-lineno">286</tt> <a class="py-toggle" href="#" id="HmacKey.__init__-toggle" onclick="return toggle('HmacKey.__init__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.HmacKey-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">key_string</tt><tt class="py-op">,</tt> <tt class="py-param">size</tt><tt class="py-op">=</tt><tt id="link-168" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-168', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-169" class="py-name"><a title="keyczar.keyinfo.HMAC_SHA1" class="py-name" href="#" onclick="return doclink('link-169', 'HMAC_SHA1', 'link-14');">HMAC_SHA1</a></tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="HmacKey.__init__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="HmacKey.__init__-expanded"><a name="L287"></a><tt class="py-lineno">287</tt>  <tt class="py-line">    <tt id="link-170" class="py-name"><a title="keyczar.keys.SymmetricKey" class="py-name" href="#" onclick="return doclink('link-170', 'SymmetricKey', 'link-95');">SymmetricKey</a></tt><tt class="py-op">.</tt><tt id="link-171" class="py-name"><a title="keyczar.errors.BadVersionError.__init__
keyczar.errors.InvalidSignatureError.__init__
keyczar.errors.KeyNotFoundError.__init__
keyczar.errors.NoPrimaryKeyError.__init__
keyczar.errors.ShortCiphertextError.__init__
keyczar.errors.ShortSignatureError.__init__
keyczar.keyczar.Keyczar.__init__
keyczar.keyczart._Name.__init__
keyczar.keydata.KeyMetadata.__init__
keyczar.keydata.KeyVersion.__init__
keyczar.keyinfo.CipherMode.__init__
keyczar.keyinfo.KeyType.__init__
keyczar.keyinfo._NameId.__init__
keyczar.keys.AesKey.__init__
keyczar.keys.AsymmetricKey.__init__
keyczar.keys.DsaPrivateKey.__init__
keyczar.keys.DsaPublicKey.__init__
keyczar.keys.HmacKey.__init__
keyczar.keys.Key.__init__
keyczar.keys.PrivateKey.__init__
keyczar.keys.PublicKey.__init__
keyczar.keys.RsaPrivateKey.__init__
keyczar.keys.RsaPublicKey.__init__
keyczar.keys.SymmetricKey.__init__
keyczar.readers.EncryptedReader.__init__
keyczar.readers.FileReader.__init__" class="py-name" href="#" onclick="return doclink('link-171', '__init__', 'link-87');">__init__</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt id="link-172" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-172', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-173" class="py-name"><a title="keyczar.keyinfo.HMAC_SHA1" class="py-name" href="#" onclick="return doclink('link-173', 'HMAC_SHA1', 'link-14');">HMAC_SHA1</a></tt><tt class="py-op">,</tt> <tt id="link-174" class="py-name"><a title="keyczar.keys.Key.key_string" class="py-name" href="#" onclick="return doclink('link-174', 'key_string', 'link-75');">key_string</a></tt><tt class="py-op">)</tt> </tt>
<a name="L288"></a><tt class="py-lineno">288</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-175" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-175', 'size', 'link-7');">size</a></tt> <tt class="py-op">=</tt> <tt id="link-176" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-176', 'size', 'link-7');">size</a></tt> </tt>
</div><a name="L289"></a><tt class="py-lineno">289</tt>  <tt class="py-line">   </tt>
<a name="HmacKey.__str__"></a><div id="HmacKey.__str__-def"><a name="L290"></a><tt class="py-lineno">290</tt> <a class="py-toggle" href="#" id="HmacKey.__str__-toggle" onclick="return toggle('HmacKey.__str__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.HmacKey-class.html#__str__">__str__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="HmacKey.__str__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="HmacKey.__str__-expanded"><a name="L291"></a><tt class="py-lineno">291</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">dumps</tt><tt class="py-op">(</tt><tt class="py-op">{</tt><tt class="py-string">"size"</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-177" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-177', 'size', 'link-7');">size</a></tt><tt class="py-op">,</tt>  </tt>
<a name="L292"></a><tt class="py-lineno">292</tt>  <tt class="py-line">                             <tt class="py-string">"hmacKeyString"</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-178" class="py-name"><a title="keyczar.keys.Key.key_string" class="py-name" href="#" onclick="return doclink('link-178', 'key_string', 'link-75');">key_string</a></tt><tt class="py-op">}</tt><tt class="py-op">)</tt> </tt>
</div><a name="L293"></a><tt class="py-lineno">293</tt>  <tt class="py-line">   </tt>
<a name="L294"></a><tt class="py-lineno">294</tt>  <tt class="py-line">  <tt class="py-decorator">@</tt><tt class="py-decorator">staticmethod</tt> </tt>
<a name="HmacKey.Generate"></a><div id="HmacKey.Generate-def"><a name="L295"></a><tt class="py-lineno">295</tt> <a class="py-toggle" href="#" id="HmacKey.Generate-toggle" onclick="return toggle('HmacKey.Generate');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.HmacKey-class.html#Generate">Generate</a><tt class="py-op">(</tt><tt class="py-param">size</tt><tt class="py-op">=</tt><tt id="link-179" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-179', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-180" class="py-name"><a title="keyczar.keyinfo.HMAC_SHA1" class="py-name" href="#" onclick="return doclink('link-180', 'HMAC_SHA1', 'link-14');">HMAC_SHA1</a></tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="HmacKey.Generate-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="HmacKey.Generate-expanded"><a name="L296"></a><tt class="py-lineno">296</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L297"></a><tt class="py-lineno">297</tt>  <tt class="py-line"><tt class="py-docstring">    Return a newly generated HMAC-SHA1 key.</tt> </tt>
<a name="L298"></a><tt class="py-lineno">298</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L299"></a><tt class="py-lineno">299</tt>  <tt class="py-line"><tt class="py-docstring">    @param size: length of key in bits to generate</tt> </tt>
<a name="L300"></a><tt class="py-lineno">300</tt>  <tt class="py-line"><tt class="py-docstring">    @type size: integer</tt> </tt>
<a name="L301"></a><tt class="py-lineno">301</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L302"></a><tt class="py-lineno">302</tt>  <tt class="py-line"><tt class="py-docstring">    @return: an HMAC-SHA1 key</tt> </tt>
<a name="L303"></a><tt class="py-lineno">303</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: L{HmacKey}</tt> </tt>
<a name="L304"></a><tt class="py-lineno">304</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L305"></a><tt class="py-lineno">305</tt>  <tt class="py-line">    <tt id="link-181" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-181', 'key_bytes', 'link-64');">key_bytes</a></tt> <tt class="py-op">=</tt> <tt id="link-182" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-182', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-183" class="py-name"><a title="keyczar.util.RandBytes" class="py-name" href="#" onclick="return doclink('link-183', 'RandBytes', 'link-126');">RandBytes</a></tt><tt class="py-op">(</tt><tt id="link-184" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-184', 'size', 'link-7');">size</a></tt> <tt class="py-op">/</tt> <tt class="py-number">8</tt><tt class="py-op">)</tt> </tt>
<a name="L306"></a><tt class="py-lineno">306</tt>  <tt class="py-line">    <tt id="link-185" class="py-name"><a title="keyczar.keys.Key.key_string" class="py-name" href="#" onclick="return doclink('link-185', 'key_string', 'link-75');">key_string</a></tt> <tt class="py-op">=</tt> <tt id="link-186" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-186', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-187" class="py-name"><a title="keyczar.util.Encode" class="py-name" href="#" onclick="return doclink('link-187', 'Encode', 'link-67');">Encode</a></tt><tt class="py-op">(</tt><tt id="link-188" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-188', 'key_bytes', 'link-64');">key_bytes</a></tt><tt class="py-op">)</tt> </tt>
<a name="L307"></a><tt class="py-lineno">307</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-189" class="py-name"><a title="keyczar.keys.HmacKey" class="py-name" href="#" onclick="return doclink('link-189', 'HmacKey', 'link-15');">HmacKey</a></tt><tt class="py-op">(</tt><tt id="link-190" class="py-name"><a title="keyczar.keys.Key.key_string" class="py-name" href="#" onclick="return doclink('link-190', 'key_string', 'link-75');">key_string</a></tt><tt class="py-op">,</tt> <tt id="link-191" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-191', 'size', 'link-7');">size</a></tt><tt class="py-op">)</tt> </tt>
</div><a name="L308"></a><tt class="py-lineno">308</tt>  <tt class="py-line">   </tt>
<a name="L309"></a><tt class="py-lineno">309</tt>  <tt class="py-line">  <tt class="py-decorator">@</tt><tt class="py-decorator">staticmethod</tt> </tt>
<a name="HmacKey.Read"></a><div id="HmacKey.Read-def"><a name="L310"></a><tt class="py-lineno">310</tt> <a class="py-toggle" href="#" id="HmacKey.Read-toggle" onclick="return toggle('HmacKey.Read');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.HmacKey-class.html#Read">Read</a><tt class="py-op">(</tt><tt class="py-param">key</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="HmacKey.Read-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="HmacKey.Read-expanded"><a name="L311"></a><tt class="py-lineno">311</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L312"></a><tt class="py-lineno">312</tt>  <tt class="py-line"><tt class="py-docstring">    Reads an HMAC-SHA1 key from a JSON string representation of it.</tt> </tt>
<a name="L313"></a><tt class="py-lineno">313</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L314"></a><tt class="py-lineno">314</tt>  <tt class="py-line"><tt class="py-docstring">    @param key: a JSON representation of an HMAC-SHA1 key</tt> </tt>
<a name="L315"></a><tt class="py-lineno">315</tt>  <tt class="py-line"><tt class="py-docstring">    @type key: string</tt> </tt>
<a name="L316"></a><tt class="py-lineno">316</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L317"></a><tt class="py-lineno">317</tt>  <tt class="py-line"><tt class="py-docstring">    @return: an HMAC-SHA1 key</tt> </tt>
<a name="L318"></a><tt class="py-lineno">318</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: L{HmacKey}</tt> </tt>
<a name="L319"></a><tt class="py-lineno">319</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt>     </tt>
<a name="L320"></a><tt class="py-lineno">320</tt>  <tt class="py-line">    <tt class="py-name">mac</tt> <tt class="py-op">=</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">loads</tt><tt class="py-op">(</tt><tt class="py-name">key</tt><tt class="py-op">)</tt> </tt>
<a name="L321"></a><tt class="py-lineno">321</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-192" class="py-name"><a title="keyczar.keys.HmacKey" class="py-name" href="#" onclick="return doclink('link-192', 'HmacKey', 'link-15');">HmacKey</a></tt><tt class="py-op">(</tt><tt class="py-name">mac</tt><tt class="py-op">[</tt><tt class="py-string">'hmacKeyString'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">mac</tt><tt class="py-op">[</tt><tt class="py-string">'size'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
</div><a name="L322"></a><tt class="py-lineno">322</tt>  <tt class="py-line">   </tt>
<a name="HmacKey.Sign"></a><div id="HmacKey.Sign-def"><a name="L323"></a><tt class="py-lineno">323</tt> <a class="py-toggle" href="#" id="HmacKey.Sign-toggle" onclick="return toggle('HmacKey.Sign');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.HmacKey-class.html#Sign">Sign</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">msg</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="HmacKey.Sign-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="HmacKey.Sign-expanded"><a name="L324"></a><tt class="py-lineno">324</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L325"></a><tt class="py-lineno">325</tt>  <tt class="py-line"><tt class="py-docstring">    Return raw byte string of signature on the message.</tt> </tt>
<a name="L326"></a><tt class="py-lineno">326</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L327"></a><tt class="py-lineno">327</tt>  <tt class="py-line"><tt class="py-docstring">    @param msg: message to be signed</tt> </tt>
<a name="L328"></a><tt class="py-lineno">328</tt>  <tt class="py-line"><tt class="py-docstring">    @type msg: string</tt> </tt>
<a name="L329"></a><tt class="py-lineno">329</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L330"></a><tt class="py-lineno">330</tt>  <tt class="py-line"><tt class="py-docstring">    @return: raw byte string signature</tt> </tt>
<a name="L331"></a><tt class="py-lineno">331</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: string</tt> </tt>
<a name="L332"></a><tt class="py-lineno">332</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L333"></a><tt class="py-lineno">333</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">hmac</tt><tt class="py-op">.</tt><tt class="py-name">new</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-193" class="py-name"><a title="keyczar.keys.Key.key_bytes" class="py-name" href="#" onclick="return doclink('link-193', 'key_bytes', 'link-64');">key_bytes</a></tt><tt class="py-op">,</tt> <tt class="py-name">msg</tt><tt class="py-op">,</tt> <tt class="py-name">sha</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">digest</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L334"></a><tt class="py-lineno">334</tt>  <tt class="py-line">   </tt>
<a name="HmacKey.Verify"></a><div id="HmacKey.Verify-def"><a name="L335"></a><tt class="py-lineno">335</tt> <a class="py-toggle" href="#" id="HmacKey.Verify-toggle" onclick="return toggle('HmacKey.Verify');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.HmacKey-class.html#Verify">Verify</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">msg</tt><tt class="py-op">,</tt> <tt class="py-param">sig_bytes</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="HmacKey.Verify-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="HmacKey.Verify-expanded"><a name="L336"></a><tt class="py-lineno">336</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L337"></a><tt class="py-lineno">337</tt>  <tt class="py-line"><tt class="py-docstring">    Return True if the signature corresponds to the message.</tt> </tt>
<a name="L338"></a><tt class="py-lineno">338</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L339"></a><tt class="py-lineno">339</tt>  <tt class="py-line"><tt class="py-docstring">    @param msg: message that has been signed</tt> </tt>
<a name="L340"></a><tt class="py-lineno">340</tt>  <tt class="py-line"><tt class="py-docstring">    @type msg: string</tt> </tt>
<a name="L341"></a><tt class="py-lineno">341</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L342"></a><tt class="py-lineno">342</tt>  <tt class="py-line"><tt class="py-docstring">    @param sig_bytes: raw byte string of the signature</tt> </tt>
<a name="L343"></a><tt class="py-lineno">343</tt>  <tt class="py-line"><tt class="py-docstring">    @type sig_bytes: string</tt> </tt>
<a name="L344"></a><tt class="py-lineno">344</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L345"></a><tt class="py-lineno">345</tt>  <tt class="py-line"><tt class="py-docstring">    @return: True if signature is valid for message. False otherwise.</tt> </tt>
<a name="L346"></a><tt class="py-lineno">346</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: boolean</tt> </tt>
<a name="L347"></a><tt class="py-lineno">347</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L348"></a><tt class="py-lineno">348</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-194" class="py-name"><a title="keyczar.keyczar.Signer.Sign
keyczar.keys.DsaPrivateKey.Sign
keyczar.keys.HmacKey.Sign
keyczar.keys.RsaPrivateKey.Sign" class="py-name" href="#" onclick="return doclink('link-194', 'Sign', 'link-148');">Sign</a></tt><tt class="py-op">(</tt><tt class="py-name">msg</tt><tt class="py-op">)</tt> <tt class="py-op">==</tt> <tt class="py-name">sig_bytes</tt> </tt>
</div></div><a name="L349"></a><tt class="py-lineno">349</tt>  <tt class="py-line"> </tt>
<a name="PrivateKey"></a><div id="PrivateKey-def"><a name="L350"></a><tt class="py-lineno">350</tt> <a class="py-toggle" href="#" id="PrivateKey-toggle" onclick="return toggle('PrivateKey');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="keyczar.keys.PrivateKey-class.html">PrivateKey</a><tt class="py-op">(</tt><tt class="py-base-class">AsymmetricKey</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PrivateKey-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="PrivateKey-expanded"><a name="L351"></a><tt class="py-lineno">351</tt>  <tt class="py-line">  <tt class="py-docstring">"""Represents private keys in Keyczar for asymmetric key pairs."""</tt> </tt>
<a name="L352"></a><tt class="py-lineno">352</tt>  <tt class="py-line">   </tt>
<a name="PrivateKey.__init__"></a><div id="PrivateKey.__init__-def"><a name="L353"></a><tt class="py-lineno">353</tt> <a class="py-toggle" href="#" id="PrivateKey.__init__-toggle" onclick="return toggle('PrivateKey.__init__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.PrivateKey-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">type</tt><tt class="py-op">,</tt> <tt class="py-param">params</tt><tt class="py-op">,</tt> <tt class="py-param">pkcs8</tt><tt class="py-op">,</tt> <tt class="py-param">pub</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PrivateKey.__init__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="PrivateKey.__init__-expanded"><a name="L354"></a><tt class="py-lineno">354</tt>  <tt class="py-line">    <tt id="link-195" class="py-name" targets="Class keyczar.keys.AsymmetricKey=keyczar.keys.AsymmetricKey-class.html"><a title="keyczar.keys.AsymmetricKey" class="py-name" href="#" onclick="return doclink('link-195', 'AsymmetricKey', 'link-195');">AsymmetricKey</a></tt><tt class="py-op">.</tt><tt id="link-196" class="py-name"><a title="keyczar.errors.BadVersionError.__init__
keyczar.errors.InvalidSignatureError.__init__
keyczar.errors.KeyNotFoundError.__init__
keyczar.errors.NoPrimaryKeyError.__init__
keyczar.errors.ShortCiphertextError.__init__
keyczar.errors.ShortSignatureError.__init__
keyczar.keyczar.Keyczar.__init__
keyczar.keyczart._Name.__init__
keyczar.keydata.KeyMetadata.__init__
keyczar.keydata.KeyVersion.__init__
keyczar.keyinfo.CipherMode.__init__
keyczar.keyinfo.KeyType.__init__
keyczar.keyinfo._NameId.__init__
keyczar.keys.AesKey.__init__
keyczar.keys.AsymmetricKey.__init__
keyczar.keys.DsaPrivateKey.__init__
keyczar.keys.DsaPublicKey.__init__
keyczar.keys.HmacKey.__init__
keyczar.keys.Key.__init__
keyczar.keys.PrivateKey.__init__
keyczar.keys.PublicKey.__init__
keyczar.keys.RsaPrivateKey.__init__
keyczar.keys.RsaPublicKey.__init__
keyczar.keys.SymmetricKey.__init__
keyczar.readers.EncryptedReader.__init__
keyczar.readers.FileReader.__init__" class="py-name" href="#" onclick="return doclink('link-196', '__init__', 'link-87');">__init__</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt class="py-name">type</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">)</tt> </tt>
<a name="L355"></a><tt class="py-lineno">355</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pkcs8</tt> <tt class="py-op">=</tt> <tt class="py-name">pkcs8</tt> </tt>
<a name="L356"></a><tt class="py-lineno">356</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">public_key</tt> <tt class="py-op">=</tt> <tt class="py-name">pub</tt> </tt>
</div><a name="L357"></a><tt class="py-lineno">357</tt>  <tt class="py-line">   </tt>
<a name="PrivateKey.__str__"></a><div id="PrivateKey.__str__-def"><a name="L358"></a><tt class="py-lineno">358</tt> <a class="py-toggle" href="#" id="PrivateKey.__str__-toggle" onclick="return toggle('PrivateKey.__str__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.PrivateKey-class.html#__str__">__str__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PrivateKey.__str__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="PrivateKey.__str__-expanded"><a name="L359"></a><tt class="py-lineno">359</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">dumps</tt><tt class="py-op">(</tt><tt class="py-op">{</tt><tt class="py-string">"publicKey"</tt><tt class="py-op">:</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">loads</tt><tt class="py-op">(</tt> </tt>
<a name="L360"></a><tt class="py-lineno">360</tt>  <tt class="py-line">                                                          <tt class="py-name">str</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">public_key</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> </tt>
<a name="L361"></a><tt class="py-lineno">361</tt>  <tt class="py-line">                             <tt class="py-string">"pkcs8"</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pkcs8</tt><tt class="py-op">,</tt>  </tt>
<a name="L362"></a><tt class="py-lineno">362</tt>  <tt class="py-line">                             <tt class="py-string">"size"</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-197" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-197', 'size', 'link-7');">size</a></tt><tt class="py-op">}</tt><tt class="py-op">)</tt> </tt>
</div><a name="L363"></a><tt class="py-lineno">363</tt>  <tt class="py-line"> </tt>
<a name="PrivateKey._GetKeyString"></a><div id="PrivateKey._GetKeyString-def"><a name="L364"></a><tt class="py-lineno">364</tt> <a class="py-toggle" href="#" id="PrivateKey._GetKeyString-toggle" onclick="return toggle('PrivateKey._GetKeyString');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.PrivateKey-class.html#_GetKeyString">_GetKeyString</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PrivateKey._GetKeyString-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="PrivateKey._GetKeyString-expanded"><a name="L365"></a><tt class="py-lineno">365</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pkcs8</tt> </tt>
</div><a name="L366"></a><tt class="py-lineno">366</tt>  <tt class="py-line">   </tt>
<a name="PrivateKey._Hash"></a><div id="PrivateKey._Hash-def"><a name="L367"></a><tt class="py-lineno">367</tt> <a class="py-toggle" href="#" id="PrivateKey._Hash-toggle" onclick="return toggle('PrivateKey._Hash');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.PrivateKey-class.html#_Hash">_Hash</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PrivateKey._Hash-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="PrivateKey._Hash-expanded"><a name="L368"></a><tt class="py-lineno">368</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">public_key</tt><tt class="py-op">.</tt><tt id="link-198" class="py-name"><a title="keyczar.keys.Key.hash" class="py-name" href="#" onclick="return doclink('link-198', 'hash', 'link-71');">hash</a></tt> </tt>
</div></div><a name="L369"></a><tt class="py-lineno">369</tt>  <tt class="py-line"> </tt>
<a name="PublicKey"></a><div id="PublicKey-def"><a name="L370"></a><tt class="py-lineno">370</tt> <a class="py-toggle" href="#" id="PublicKey-toggle" onclick="return toggle('PublicKey');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="keyczar.keys.PublicKey-class.html">PublicKey</a><tt class="py-op">(</tt><tt class="py-base-class">AsymmetricKey</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PublicKey-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="PublicKey-expanded"><a name="L371"></a><tt class="py-lineno">371</tt>  <tt class="py-line">  <tt class="py-docstring">"""Represents public keys in Keyczar for asymmetric key pairs."""</tt> </tt>
<a name="L372"></a><tt class="py-lineno">372</tt>  <tt class="py-line">   </tt>
<a name="PublicKey.__init__"></a><div id="PublicKey.__init__-def"><a name="L373"></a><tt class="py-lineno">373</tt> <a class="py-toggle" href="#" id="PublicKey.__init__-toggle" onclick="return toggle('PublicKey.__init__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.PublicKey-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">type</tt><tt class="py-op">,</tt> <tt class="py-param">params</tt><tt class="py-op">,</tt> <tt class="py-param">x509</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PublicKey.__init__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="PublicKey.__init__-expanded"><a name="L374"></a><tt class="py-lineno">374</tt>  <tt class="py-line">    <tt id="link-199" class="py-name"><a title="keyczar.keys.AsymmetricKey" class="py-name" href="#" onclick="return doclink('link-199', 'AsymmetricKey', 'link-195');">AsymmetricKey</a></tt><tt class="py-op">.</tt><tt id="link-200" class="py-name"><a title="keyczar.errors.BadVersionError.__init__
keyczar.errors.InvalidSignatureError.__init__
keyczar.errors.KeyNotFoundError.__init__
keyczar.errors.NoPrimaryKeyError.__init__
keyczar.errors.ShortCiphertextError.__init__
keyczar.errors.ShortSignatureError.__init__
keyczar.keyczar.Keyczar.__init__
keyczar.keyczart._Name.__init__
keyczar.keydata.KeyMetadata.__init__
keyczar.keydata.KeyVersion.__init__
keyczar.keyinfo.CipherMode.__init__
keyczar.keyinfo.KeyType.__init__
keyczar.keyinfo._NameId.__init__
keyczar.keys.AesKey.__init__
keyczar.keys.AsymmetricKey.__init__
keyczar.keys.DsaPrivateKey.__init__
keyczar.keys.DsaPublicKey.__init__
keyczar.keys.HmacKey.__init__
keyczar.keys.Key.__init__
keyczar.keys.PrivateKey.__init__
keyczar.keys.PublicKey.__init__
keyczar.keys.RsaPrivateKey.__init__
keyczar.keys.RsaPublicKey.__init__
keyczar.keys.SymmetricKey.__init__
keyczar.readers.EncryptedReader.__init__
keyczar.readers.FileReader.__init__" class="py-name" href="#" onclick="return doclink('link-200', '__init__', 'link-87');">__init__</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt class="py-name">type</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">)</tt> </tt>
<a name="L375"></a><tt class="py-lineno">375</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">x509</tt> <tt class="py-op">=</tt> <tt class="py-name">x509</tt> </tt>
</div><a name="L376"></a><tt class="py-lineno">376</tt>  <tt class="py-line">   </tt>
<a name="PublicKey.__str__"></a><div id="PublicKey.__str__-def"><a name="L377"></a><tt class="py-lineno">377</tt> <a class="py-toggle" href="#" id="PublicKey.__str__-toggle" onclick="return toggle('PublicKey.__str__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.PublicKey-class.html#__str__">__str__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PublicKey.__str__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="PublicKey.__str__-expanded"><a name="L378"></a><tt class="py-lineno">378</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">dumps</tt><tt class="py-op">(</tt><tt class="py-op">{</tt><tt class="py-string">"x509"</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">x509</tt><tt class="py-op">,</tt> <tt class="py-string">"size"</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-201" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-201', 'size', 'link-7');">size</a></tt><tt class="py-op">}</tt><tt class="py-op">)</tt> </tt>
</div><a name="L379"></a><tt class="py-lineno">379</tt>  <tt class="py-line">   </tt>
<a name="PublicKey._GetKeyString"></a><div id="PublicKey._GetKeyString-def"><a name="L380"></a><tt class="py-lineno">380</tt> <a class="py-toggle" href="#" id="PublicKey._GetKeyString-toggle" onclick="return toggle('PublicKey._GetKeyString');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.PublicKey-class.html#_GetKeyString">_GetKeyString</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PublicKey._GetKeyString-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="PublicKey._GetKeyString-expanded"><a name="L381"></a><tt class="py-lineno">381</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">x509</tt> </tt>
</div></div><a name="L382"></a><tt class="py-lineno">382</tt>  <tt class="py-line"> </tt>
<a name="DsaPrivateKey"></a><div id="DsaPrivateKey-def"><a name="L383"></a><tt class="py-lineno">383</tt> <a class="py-toggle" href="#" id="DsaPrivateKey-toggle" onclick="return toggle('DsaPrivateKey');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="keyczar.keys.DsaPrivateKey-class.html">DsaPrivateKey</a><tt class="py-op">(</tt><tt class="py-base-class">PrivateKey</tt><tt class="py-op">)</tt><tt class="py-op">:</tt>   </tt>
</div><a name="L384"></a><tt class="py-lineno">384</tt>  <tt class="py-line">  <tt class="py-docstring">"""Represents DSA private keys in an asymmetric DSA key pair."""</tt> </tt>
<a name="L385"></a><tt class="py-lineno">385</tt>  <tt class="py-line">   </tt>
<a name="DsaPrivateKey.__init__"></a><div id="DsaPrivateKey.__init__-def"><a name="L386"></a><tt class="py-lineno">386</tt> <a class="py-toggle" href="#" id="DsaPrivateKey.__init__-toggle" onclick="return toggle('DsaPrivateKey.__init__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.DsaPrivateKey-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">params</tt><tt class="py-op">,</tt> <tt class="py-param">pkcs8</tt><tt class="py-op">,</tt> <tt class="py-param">pub</tt><tt class="py-op">,</tt> <tt class="py-param">key</tt><tt class="py-op">,</tt>  </tt>
<a name="L387"></a><tt class="py-lineno">387</tt>  <tt class="py-line">               <tt class="py-param">size</tt><tt class="py-op">=</tt><tt id="link-202" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-202', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-203" class="py-name"><a title="keyczar.keyinfo.DSA_PRIV" class="py-name" href="#" onclick="return doclink('link-203', 'DSA_PRIV', 'link-18');">DSA_PRIV</a></tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="DsaPrivateKey.__init__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="DsaPrivateKey.__init__-expanded"><a name="L388"></a><tt class="py-lineno">388</tt>  <tt class="py-line">    <tt id="link-204" class="py-name" targets="Class keyczar.keys.PrivateKey=keyczar.keys.PrivateKey-class.html"><a title="keyczar.keys.PrivateKey" class="py-name" href="#" onclick="return doclink('link-204', 'PrivateKey', 'link-204');">PrivateKey</a></tt><tt class="py-op">.</tt><tt id="link-205" class="py-name"><a title="keyczar.errors.BadVersionError.__init__
keyczar.errors.InvalidSignatureError.__init__
keyczar.errors.KeyNotFoundError.__init__
keyczar.errors.NoPrimaryKeyError.__init__
keyczar.errors.ShortCiphertextError.__init__
keyczar.errors.ShortSignatureError.__init__
keyczar.keyczar.Keyczar.__init__
keyczar.keyczart._Name.__init__
keyczar.keydata.KeyMetadata.__init__
keyczar.keydata.KeyVersion.__init__
keyczar.keyinfo.CipherMode.__init__
keyczar.keyinfo.KeyType.__init__
keyczar.keyinfo._NameId.__init__
keyczar.keys.AesKey.__init__
keyczar.keys.AsymmetricKey.__init__
keyczar.keys.DsaPrivateKey.__init__
keyczar.keys.DsaPublicKey.__init__
keyczar.keys.HmacKey.__init__
keyczar.keys.Key.__init__
keyczar.keys.PrivateKey.__init__
keyczar.keys.PublicKey.__init__
keyczar.keys.RsaPrivateKey.__init__
keyczar.keys.RsaPublicKey.__init__
keyczar.keys.SymmetricKey.__init__
keyczar.readers.EncryptedReader.__init__
keyczar.readers.FileReader.__init__" class="py-name" href="#" onclick="return doclink('link-205', '__init__', 'link-87');">__init__</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt id="link-206" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-206', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-207" class="py-name"><a title="keyczar.keyinfo.DSA_PRIV" class="py-name" href="#" onclick="return doclink('link-207', 'DSA_PRIV', 'link-18');">DSA_PRIV</a></tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">,</tt> <tt class="py-name">pkcs8</tt><tt class="py-op">,</tt> <tt class="py-name">pub</tt><tt class="py-op">)</tt> </tt>
<a name="L389"></a><tt class="py-lineno">389</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">key</tt> <tt class="py-op">=</tt> <tt class="py-name">key</tt> </tt>
<a name="L390"></a><tt class="py-lineno">390</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-208" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-208', 'size', 'link-7');">size</a></tt> <tt class="py-op">=</tt> <tt id="link-209" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-209', 'size', 'link-7');">size</a></tt> </tt>
</div><a name="L391"></a><tt class="py-lineno">391</tt>  <tt class="py-line">   </tt>
<a name="L392"></a><tt class="py-lineno">392</tt>  <tt class="py-line">  <tt class="py-decorator">@</tt><tt class="py-decorator">staticmethod</tt> </tt>
<a name="DsaPrivateKey.Generate"></a><div id="DsaPrivateKey.Generate-def"><a name="L393"></a><tt class="py-lineno">393</tt> <a class="py-toggle" href="#" id="DsaPrivateKey.Generate-toggle" onclick="return toggle('DsaPrivateKey.Generate');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.DsaPrivateKey-class.html#Generate">Generate</a><tt class="py-op">(</tt><tt class="py-param">size</tt><tt class="py-op">=</tt><tt id="link-210" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-210', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-211" class="py-name"><a title="keyczar.keyinfo.DSA_PRIV" class="py-name" href="#" onclick="return doclink('link-211', 'DSA_PRIV', 'link-18');">DSA_PRIV</a></tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="DsaPrivateKey.Generate-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="DsaPrivateKey.Generate-expanded"><a name="L394"></a><tt class="py-lineno">394</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L395"></a><tt class="py-lineno">395</tt>  <tt class="py-line"><tt class="py-docstring">    Return a newly generated DSA private key.</tt> </tt>
<a name="L396"></a><tt class="py-lineno">396</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L397"></a><tt class="py-lineno">397</tt>  <tt class="py-line"><tt class="py-docstring">    @param size: length of key in bits to generate</tt> </tt>
<a name="L398"></a><tt class="py-lineno">398</tt>  <tt class="py-line"><tt class="py-docstring">    @type size: integer</tt> </tt>
<a name="L399"></a><tt class="py-lineno">399</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L400"></a><tt class="py-lineno">400</tt>  <tt class="py-line"><tt class="py-docstring">    @return: a DSA private key</tt> </tt>
<a name="L401"></a><tt class="py-lineno">401</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: L{DsaPrivateKey}</tt> </tt>
<a name="L402"></a><tt class="py-lineno">402</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L403"></a><tt class="py-lineno">403</tt>  <tt class="py-line">    <tt class="py-name">key</tt> <tt class="py-op">=</tt> <tt class="py-name">DSA</tt><tt class="py-op">.</tt><tt class="py-name">generate</tt><tt class="py-op">(</tt><tt id="link-212" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-212', 'size', 'link-7');">size</a></tt><tt class="py-op">,</tt> <tt id="link-213" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-213', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-214" class="py-name"><a title="keyczar.util.RandBytes" class="py-name" href="#" onclick="return doclink('link-214', 'RandBytes', 'link-126');">RandBytes</a></tt><tt class="py-op">)</tt> </tt>
<a name="L404"></a><tt class="py-lineno">404</tt>  <tt class="py-line">    <tt class="py-name">params</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt><tt class="py-string">'g'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">g</tt><tt class="py-op">,</tt> <tt class="py-string">'p'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">p</tt><tt class="py-op">,</tt> <tt class="py-string">'q'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">q</tt><tt class="py-op">,</tt> <tt class="py-string">'y'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">y</tt><tt class="py-op">,</tt> <tt class="py-string">'x'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">x</tt><tt class="py-op">}</tt> </tt>
<a name="L405"></a><tt class="py-lineno">405</tt>  <tt class="py-line">    <tt class="py-name">pubkey</tt> <tt class="py-op">=</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">publickey</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L406"></a><tt class="py-lineno">406</tt>  <tt class="py-line">    <tt class="py-name">pub_params</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt><tt class="py-string">'g'</tt><tt class="py-op">:</tt> <tt class="py-name">pubkey</tt><tt class="py-op">.</tt><tt class="py-name">g</tt><tt class="py-op">,</tt> <tt class="py-string">'p'</tt><tt class="py-op">:</tt> <tt class="py-name">pubkey</tt><tt class="py-op">.</tt><tt class="py-name">p</tt><tt class="py-op">,</tt> <tt class="py-string">'q'</tt><tt class="py-op">:</tt> <tt class="py-name">pubkey</tt><tt class="py-op">.</tt><tt class="py-name">q</tt><tt class="py-op">,</tt> <tt class="py-string">'y'</tt><tt class="py-op">:</tt> <tt class="py-name">pubkey</tt><tt class="py-op">.</tt><tt class="py-name">y</tt><tt class="py-op">}</tt> </tt>
<a name="L407"></a><tt class="py-lineno">407</tt>  <tt class="py-line">    <tt class="py-name">pub</tt> <tt class="py-op">=</tt> <tt id="link-215" class="py-name"><a title="keyczar.keys.DsaPublicKey" class="py-name" href="#" onclick="return doclink('link-215', 'DsaPublicKey', 'link-50');">DsaPublicKey</a></tt><tt class="py-op">(</tt><tt class="py-name">pub_params</tt><tt class="py-op">,</tt> <tt id="link-216" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-216', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-217" class="py-name" targets="Function keyczar.util.ExportDsaX509()=keyczar.util-module.html#ExportDsaX509"><a title="keyczar.util.ExportDsaX509" class="py-name" href="#" onclick="return doclink('link-217', 'ExportDsaX509', 'link-217');">ExportDsaX509</a></tt><tt class="py-op">(</tt><tt class="py-name">pub_params</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">pubkey</tt><tt class="py-op">,</tt> <tt id="link-218" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-218', 'size', 'link-7');">size</a></tt><tt class="py-op">)</tt> </tt>
<a name="L408"></a><tt class="py-lineno">408</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-219" class="py-name"><a title="keyczar.keys.DsaPrivateKey" class="py-name" href="#" onclick="return doclink('link-219', 'DsaPrivateKey', 'link-19');">DsaPrivateKey</a></tt><tt class="py-op">(</tt><tt class="py-name">params</tt><tt class="py-op">,</tt> <tt id="link-220" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-220', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-221" class="py-name" targets="Function keyczar.util.ExportDsaPkcs8()=keyczar.util-module.html#ExportDsaPkcs8"><a title="keyczar.util.ExportDsaPkcs8" class="py-name" href="#" onclick="return doclink('link-221', 'ExportDsaPkcs8', 'link-221');">ExportDsaPkcs8</a></tt><tt class="py-op">(</tt><tt class="py-name">params</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">pub</tt><tt class="py-op">,</tt> <tt class="py-name">key</tt><tt class="py-op">,</tt> <tt id="link-222" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-222', 'size', 'link-7');">size</a></tt><tt class="py-op">)</tt> </tt>
</div><a name="L409"></a><tt class="py-lineno">409</tt>  <tt class="py-line">   </tt>
<a name="L410"></a><tt class="py-lineno">410</tt>  <tt class="py-line">  <tt class="py-decorator">@</tt><tt class="py-decorator">staticmethod</tt> </tt>
<a name="DsaPrivateKey.Read"></a><div id="DsaPrivateKey.Read-def"><a name="L411"></a><tt class="py-lineno">411</tt> <a class="py-toggle" href="#" id="DsaPrivateKey.Read-toggle" onclick="return toggle('DsaPrivateKey.Read');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.DsaPrivateKey-class.html#Read">Read</a><tt class="py-op">(</tt><tt class="py-param">key</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="DsaPrivateKey.Read-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="DsaPrivateKey.Read-expanded"><a name="L412"></a><tt class="py-lineno">412</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L413"></a><tt class="py-lineno">413</tt>  <tt class="py-line"><tt class="py-docstring">    Reads a DSA private key from a JSON string representation of it.</tt> </tt>
<a name="L414"></a><tt class="py-lineno">414</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L415"></a><tt class="py-lineno">415</tt>  <tt class="py-line"><tt class="py-docstring">    @param key: a JSON representation of a DSA private key</tt> </tt>
<a name="L416"></a><tt class="py-lineno">416</tt>  <tt class="py-line"><tt class="py-docstring">    @type key: string</tt> </tt>
<a name="L417"></a><tt class="py-lineno">417</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L418"></a><tt class="py-lineno">418</tt>  <tt class="py-line"><tt class="py-docstring">    @return: an DSA private key</tt> </tt>
<a name="L419"></a><tt class="py-lineno">419</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: L{DsaPrivateKey}</tt> </tt>
<a name="L420"></a><tt class="py-lineno">420</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L421"></a><tt class="py-lineno">421</tt>  <tt class="py-line">    <tt class="py-name">dsa</tt> <tt class="py-op">=</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">loads</tt><tt class="py-op">(</tt><tt class="py-name">key</tt><tt class="py-op">)</tt> </tt>
<a name="L422"></a><tt class="py-lineno">422</tt>  <tt class="py-line">    <tt class="py-name">pub</tt> <tt class="py-op">=</tt> <tt id="link-223" class="py-name"><a title="keyczar.keys.DsaPublicKey" class="py-name" href="#" onclick="return doclink('link-223', 'DsaPublicKey', 'link-50');">DsaPublicKey</a></tt><tt class="py-op">.</tt><tt id="link-224" class="py-name"><a title="keyczar.keyczar.Crypter.Read
keyczar.keyczar.Encrypter.Read
keyczar.keyczar.GenericKeyczar.Read
keyczar.keyczar.Keyczar.Read
keyczar.keyczar.Signer.Read
keyczar.keyczar.Verifier.Read
keyczar.keydata.KeyMetadata.Read
keyczar.keydata.KeyVersion.Read
keyczar.keys.AesKey.Read
keyczar.keys.DsaPrivateKey.Read
keyczar.keys.DsaPublicKey.Read
keyczar.keys.HmacKey.Read
keyczar.keys.RsaPrivateKey.Read
keyczar.keys.RsaPublicKey.Read" class="py-name" href="#" onclick="return doclink('link-224', 'Read', 'link-35');">Read</a></tt><tt class="py-op">(</tt><tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">dumps</tt><tt class="py-op">(</tt><tt class="py-name">dsa</tt><tt class="py-op">[</tt><tt class="py-string">'publicKey'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L423"></a><tt class="py-lineno">423</tt>  <tt class="py-line">    <tt class="py-name">params</tt> <tt class="py-op">=</tt> <tt id="link-225" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-225', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-226" class="py-name" targets="Function keyczar.util.ParsePkcs8()=keyczar.util-module.html#ParsePkcs8"><a title="keyczar.util.ParsePkcs8" class="py-name" href="#" onclick="return doclink('link-226', 'ParsePkcs8', 'link-226');">ParsePkcs8</a></tt><tt class="py-op">(</tt><tt class="py-name">dsa</tt><tt class="py-op">[</tt><tt class="py-string">'pkcs8'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L424"></a><tt class="py-lineno">424</tt>  <tt class="py-line">    <tt class="py-name">key</tt> <tt class="py-op">=</tt> <tt class="py-name">DSA</tt><tt class="py-op">.</tt><tt class="py-name">construct</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">pub</tt><tt class="py-op">.</tt><tt class="py-name">_params</tt><tt class="py-op">[</tt><tt class="py-string">'y'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'g'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'p'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'q'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt>  </tt>
<a name="L425"></a><tt class="py-lineno">425</tt>  <tt class="py-line">                         <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'x'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L426"></a><tt class="py-lineno">426</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-227" class="py-name"><a title="keyczar.keys.DsaPrivateKey" class="py-name" href="#" onclick="return doclink('link-227', 'DsaPrivateKey', 'link-19');">DsaPrivateKey</a></tt><tt class="py-op">(</tt><tt class="py-name">params</tt><tt class="py-op">,</tt> <tt class="py-name">dsa</tt><tt class="py-op">[</tt><tt class="py-string">'pkcs8'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">pub</tt><tt class="py-op">,</tt> <tt class="py-name">key</tt><tt class="py-op">,</tt> <tt class="py-name">dsa</tt><tt class="py-op">[</tt><tt class="py-string">'size'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
</div><a name="L427"></a><tt class="py-lineno">427</tt>  <tt class="py-line">   </tt>
<a name="DsaPrivateKey.Sign"></a><div id="DsaPrivateKey.Sign-def"><a name="L428"></a><tt class="py-lineno">428</tt> <a class="py-toggle" href="#" id="DsaPrivateKey.Sign-toggle" onclick="return toggle('DsaPrivateKey.Sign');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.DsaPrivateKey-class.html#Sign">Sign</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">msg</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="DsaPrivateKey.Sign-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="DsaPrivateKey.Sign-expanded"><a name="L429"></a><tt class="py-lineno">429</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L430"></a><tt class="py-lineno">430</tt>  <tt class="py-line"><tt class="py-docstring">    Return raw byte string of signature on the message.</tt> </tt>
<a name="L431"></a><tt class="py-lineno">431</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L432"></a><tt class="py-lineno">432</tt>  <tt class="py-line"><tt class="py-docstring">    @param msg: message to be signed</tt> </tt>
<a name="L433"></a><tt class="py-lineno">433</tt>  <tt class="py-line"><tt class="py-docstring">    @type msg: string</tt> </tt>
<a name="L434"></a><tt class="py-lineno">434</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L435"></a><tt class="py-lineno">435</tt>  <tt class="py-line"><tt class="py-docstring">    @return: byte string formatted as an ASN.1 sequnce of r and s</tt> </tt>
<a name="L436"></a><tt class="py-lineno">436</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: string </tt> </tt>
<a name="L437"></a><tt class="py-lineno">437</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L438"></a><tt class="py-lineno">438</tt>  <tt class="py-line">    <tt class="py-name">k</tt> <tt class="py-op">=</tt> <tt class="py-name">random</tt><tt class="py-op">.</tt><tt class="py-name">randint</tt><tt class="py-op">(</tt><tt class="py-number">2</tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">q</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">)</tt>  <tt class="py-comment"># need to chose a random k per-message</tt> </tt>
<a name="L439"></a><tt class="py-lineno">439</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">r</tt><tt class="py-op">,</tt> <tt class="py-name">s</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">sign</tt><tt class="py-op">(</tt><tt id="link-228" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-228', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-229" class="py-name"><a title="keyczar.util.Hash" class="py-name" href="#" onclick="return doclink('link-229', 'Hash', 'link-61');">Hash</a></tt><tt class="py-op">(</tt><tt class="py-name">msg</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">k</tt><tt class="py-op">)</tt> </tt>
<a name="L440"></a><tt class="py-lineno">440</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-230" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-230', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-231" class="py-name" targets="Function keyczar.util.MakeDsaSig()=keyczar.util-module.html#MakeDsaSig"><a title="keyczar.util.MakeDsaSig" class="py-name" href="#" onclick="return doclink('link-231', 'MakeDsaSig', 'link-231');">MakeDsaSig</a></tt><tt class="py-op">(</tt><tt class="py-name">r</tt><tt class="py-op">,</tt> <tt class="py-name">s</tt><tt class="py-op">)</tt> </tt>
</div><a name="L441"></a><tt class="py-lineno">441</tt>  <tt class="py-line">   </tt>
<a name="DsaPrivateKey.Verify"></a><div id="DsaPrivateKey.Verify-def"><a name="L442"></a><tt class="py-lineno">442</tt> <a class="py-toggle" href="#" id="DsaPrivateKey.Verify-toggle" onclick="return toggle('DsaPrivateKey.Verify');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.DsaPrivateKey-class.html#Verify">Verify</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">msg</tt><tt class="py-op">,</tt> <tt class="py-param">sig</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="DsaPrivateKey.Verify-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="DsaPrivateKey.Verify-expanded"><a name="L443"></a><tt class="py-lineno">443</tt>  <tt class="py-line">    <tt class="py-docstring">"""@see: L{DsaPublicKey.Verify}"""</tt> </tt>
<a name="L444"></a><tt class="py-lineno">444</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">public_key</tt><tt class="py-op">.</tt><tt id="link-232" class="py-name"><a title="keyczar.keyczar.Verifier.Verify
keyczar.keys.DsaPrivateKey.Verify
keyczar.keys.DsaPublicKey.Verify
keyczar.keys.HmacKey.Verify
keyczar.keys.RsaPrivateKey.Verify
keyczar.keys.RsaPublicKey.Verify" class="py-name" href="#" onclick="return doclink('link-232', 'Verify', 'link-159');">Verify</a></tt><tt class="py-op">(</tt><tt class="py-name">msg</tt><tt class="py-op">,</tt> <tt class="py-name">sig</tt><tt class="py-op">)</tt> </tt>
</div></div><a name="L445"></a><tt class="py-lineno">445</tt>  <tt class="py-line"> </tt>
<a name="RsaPrivateKey"></a><div id="RsaPrivateKey-def"><a name="L446"></a><tt class="py-lineno">446</tt> <a class="py-toggle" href="#" id="RsaPrivateKey-toggle" onclick="return toggle('RsaPrivateKey');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="keyczar.keys.RsaPrivateKey-class.html">RsaPrivateKey</a><tt class="py-op">(</tt><tt class="py-base-class">PrivateKey</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPrivateKey-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="RsaPrivateKey-expanded"><a name="L447"></a><tt class="py-lineno">447</tt>  <tt class="py-line">  <tt class="py-docstring">"""Represents RSA private keys in an asymmetric RSA key pair."""</tt> </tt>
<a name="L448"></a><tt class="py-lineno">448</tt>  <tt class="py-line">   </tt>
<a name="RsaPrivateKey.__init__"></a><div id="RsaPrivateKey.__init__-def"><a name="L449"></a><tt class="py-lineno">449</tt> <a class="py-toggle" href="#" id="RsaPrivateKey.__init__-toggle" onclick="return toggle('RsaPrivateKey.__init__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPrivateKey-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">params</tt><tt class="py-op">,</tt> <tt class="py-param">pkcs8</tt><tt class="py-op">,</tt> <tt class="py-param">pub</tt><tt class="py-op">,</tt> <tt class="py-param">key</tt><tt class="py-op">,</tt>  </tt>
<a name="L450"></a><tt class="py-lineno">450</tt>  <tt class="py-line">               <tt class="py-param">size</tt><tt class="py-op">=</tt><tt id="link-233" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-233', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-234" class="py-name"><a title="keyczar.keyinfo.RSA_PRIV" class="py-name" href="#" onclick="return doclink('link-234', 'RSA_PRIV', 'link-22');">RSA_PRIV</a></tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPrivateKey.__init__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPrivateKey.__init__-expanded"><a name="L451"></a><tt class="py-lineno">451</tt>  <tt class="py-line">    <tt id="link-235" class="py-name"><a title="keyczar.keys.PrivateKey" class="py-name" href="#" onclick="return doclink('link-235', 'PrivateKey', 'link-204');">PrivateKey</a></tt><tt class="py-op">.</tt><tt id="link-236" class="py-name"><a title="keyczar.errors.BadVersionError.__init__
keyczar.errors.InvalidSignatureError.__init__
keyczar.errors.KeyNotFoundError.__init__
keyczar.errors.NoPrimaryKeyError.__init__
keyczar.errors.ShortCiphertextError.__init__
keyczar.errors.ShortSignatureError.__init__
keyczar.keyczar.Keyczar.__init__
keyczar.keyczart._Name.__init__
keyczar.keydata.KeyMetadata.__init__
keyczar.keydata.KeyVersion.__init__
keyczar.keyinfo.CipherMode.__init__
keyczar.keyinfo.KeyType.__init__
keyczar.keyinfo._NameId.__init__
keyczar.keys.AesKey.__init__
keyczar.keys.AsymmetricKey.__init__
keyczar.keys.DsaPrivateKey.__init__
keyczar.keys.DsaPublicKey.__init__
keyczar.keys.HmacKey.__init__
keyczar.keys.Key.__init__
keyczar.keys.PrivateKey.__init__
keyczar.keys.PublicKey.__init__
keyczar.keys.RsaPrivateKey.__init__
keyczar.keys.RsaPublicKey.__init__
keyczar.keys.SymmetricKey.__init__
keyczar.readers.EncryptedReader.__init__
keyczar.readers.FileReader.__init__" class="py-name" href="#" onclick="return doclink('link-236', '__init__', 'link-87');">__init__</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt id="link-237" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-237', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-238" class="py-name"><a title="keyczar.keyinfo.RSA_PRIV" class="py-name" href="#" onclick="return doclink('link-238', 'RSA_PRIV', 'link-22');">RSA_PRIV</a></tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">,</tt> <tt class="py-name">pkcs8</tt><tt class="py-op">,</tt> <tt class="py-name">pub</tt><tt class="py-op">)</tt> </tt>
<a name="L452"></a><tt class="py-lineno">452</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">key</tt> <tt class="py-op">=</tt> <tt class="py-name">key</tt>  <tt class="py-comment"># instance of PyCrypto RSA key</tt> </tt>
<a name="L453"></a><tt class="py-lineno">453</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-239" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-239', 'size', 'link-7');">size</a></tt> <tt class="py-op">=</tt> <tt id="link-240" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-240', 'size', 'link-7');">size</a></tt> </tt>
</div><a name="L454"></a><tt class="py-lineno">454</tt>  <tt class="py-line">     </tt>
<a name="RsaPrivateKey.__Decode"></a><div id="RsaPrivateKey.__Decode-def"><a name="L455"></a><tt class="py-lineno">455</tt> <a class="py-toggle" href="#" id="RsaPrivateKey.__Decode-toggle" onclick="return toggle('RsaPrivateKey.__Decode');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPrivateKey-class.html#__Decode">__Decode</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">em</tt><tt class="py-op">,</tt> <tt class="py-param">p</tt><tt class="py-op">=</tt><tt class="py-string">""</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPrivateKey.__Decode-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPrivateKey.__Decode-expanded"><a name="L456"></a><tt class="py-lineno">456</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">p</tt><tt class="py-op">)</tt> <tt class="py-op">&gt;=</tt> <tt class="py-number">2</tt><tt class="py-op">**</tt><tt class="py-number">61</tt> <tt class="py-keyword">or</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">em</tt><tt class="py-op">)</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">2</tt> <tt class="py-op">*</tt> <tt id="link-241" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-241', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-242" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-242', 'HLEN', 'link-152');">HLEN</a></tt> <tt class="py-op">+</tt> <tt class="py-number">2</tt><tt class="py-op">:</tt>   </tt>
<a name="L457"></a><tt class="py-lineno">457</tt>  <tt class="py-line">      <tt class="py-comment"># 2^61 = the input limit for SHA-1</tt> </tt>
<a name="L458"></a><tt class="py-lineno">458</tt>  <tt class="py-line"><tt class="py-comment"></tt>      <tt class="py-keyword">raise</tt> <tt id="link-243" class="py-name"><a title="keyczar.errors" class="py-name" href="#" onclick="return doclink('link-243', 'errors', 'link-3');">errors</a></tt><tt class="py-op">.</tt><tt id="link-244" class="py-name"><a title="keyczar.errors.KeyczarError" class="py-name" href="#" onclick="return doclink('link-244', 'KeyczarError', 'link-31');">KeyczarError</a></tt><tt class="py-op">(</tt><tt class="py-string">"OAEP Decoding Error"</tt><tt class="py-op">)</tt> </tt>
<a name="L459"></a><tt class="py-lineno">459</tt>  <tt class="py-line">    <tt class="py-comment"># PyCrypto strips all leading zeros, can't check it</tt> </tt>
<a name="L460"></a><tt class="py-lineno">460</tt>  <tt class="py-line"><tt class="py-comment"></tt>    <tt class="py-name">masked_seed</tt> <tt class="py-op">=</tt> <tt class="py-name">em</tt><tt class="py-op">[</tt><tt class="py-op">:</tt><tt id="link-245" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-245', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-246" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-246', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">]</tt> </tt>
<a name="L461"></a><tt class="py-lineno">461</tt>  <tt class="py-line">    <tt class="py-name">masked_db</tt> <tt class="py-op">=</tt> <tt class="py-name">em</tt><tt class="py-op">[</tt><tt id="link-247" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-247', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-248" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-248', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">:</tt><tt class="py-op">]</tt> </tt>
<a name="L462"></a><tt class="py-lineno">462</tt>  <tt class="py-line">    <tt class="py-name">seed_mask</tt> <tt class="py-op">=</tt> <tt id="link-249" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-249', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-250" class="py-name" targets="Function keyczar.util.MGF()=keyczar.util-module.html#MGF"><a title="keyczar.util.MGF" class="py-name" href="#" onclick="return doclink('link-250', 'MGF', 'link-250');">MGF</a></tt><tt class="py-op">(</tt><tt class="py-name">masked_db</tt><tt class="py-op">,</tt> <tt id="link-251" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-251', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-252" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-252', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">)</tt> </tt>
<a name="L463"></a><tt class="py-lineno">463</tt>  <tt class="py-line">    <tt class="py-name">seed</tt> <tt class="py-op">=</tt> <tt id="link-253" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-253', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-254" class="py-name" targets="Function keyczar.util.Xor()=keyczar.util-module.html#Xor"><a title="keyczar.util.Xor" class="py-name" href="#" onclick="return doclink('link-254', 'Xor', 'link-254');">Xor</a></tt><tt class="py-op">(</tt><tt class="py-name">masked_seed</tt><tt class="py-op">,</tt> <tt class="py-name">seed_mask</tt><tt class="py-op">)</tt> </tt>
<a name="L464"></a><tt class="py-lineno">464</tt>  <tt class="py-line">    <tt class="py-name">db_mask</tt> <tt class="py-op">=</tt> <tt id="link-255" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-255', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-256" class="py-name"><a title="keyczar.util.MGF" class="py-name" href="#" onclick="return doclink('link-256', 'MGF', 'link-250');">MGF</a></tt><tt class="py-op">(</tt><tt class="py-name">seed</tt><tt class="py-op">,</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">em</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt id="link-257" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-257', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-258" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-258', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">)</tt>  <tt class="py-comment"># em already stripped of 0</tt> </tt>
<a name="L465"></a><tt class="py-lineno">465</tt>  <tt class="py-line">    <tt class="py-name">db</tt> <tt class="py-op">=</tt> <tt id="link-259" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-259', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-260" class="py-name"><a title="keyczar.util.Xor" class="py-name" href="#" onclick="return doclink('link-260', 'Xor', 'link-254');">Xor</a></tt><tt class="py-op">(</tt><tt class="py-name">masked_db</tt><tt class="py-op">,</tt> <tt class="py-name">db_mask</tt><tt class="py-op">)</tt> </tt>
<a name="L466"></a><tt class="py-lineno">466</tt>  <tt class="py-line">    <tt class="py-name">ph</tt> <tt class="py-op">=</tt> <tt class="py-name">db</tt><tt class="py-op">[</tt><tt class="py-op">:</tt><tt id="link-261" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-261', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-262" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-262', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">]</tt> </tt>
<a name="L467"></a><tt class="py-lineno">467</tt>  <tt class="py-line">    <tt class="py-name">one</tt> <tt class="py-op">=</tt> <tt class="py-name">db</tt><tt class="py-op">.</tt><tt class="py-name">find</tt><tt class="py-op">(</tt><tt class="py-name">chr</tt><tt class="py-op">(</tt><tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt id="link-263" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-263', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-264" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-264', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">)</tt> </tt>
<a name="L468"></a><tt class="py-lineno">468</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">ph</tt> <tt class="py-op">!=</tt> <tt id="link-265" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-265', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-266" class="py-name"><a title="keyczar.util.Hash" class="py-name" href="#" onclick="return doclink('link-266', 'Hash', 'link-61');">Hash</a></tt><tt class="py-op">(</tt><tt class="py-name">p</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-name">one</tt> <tt class="py-op">==</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">:</tt> </tt>
<a name="L469"></a><tt class="py-lineno">469</tt>  <tt class="py-line">      <tt class="py-keyword">raise</tt> <tt id="link-267" class="py-name"><a title="keyczar.errors" class="py-name" href="#" onclick="return doclink('link-267', 'errors', 'link-3');">errors</a></tt><tt class="py-op">.</tt><tt id="link-268" class="py-name"><a title="keyczar.errors.KeyczarError" class="py-name" href="#" onclick="return doclink('link-268', 'KeyczarError', 'link-31');">KeyczarError</a></tt><tt class="py-op">(</tt><tt class="py-string">"OAEP Decoding Error"</tt><tt class="py-op">)</tt> </tt>
<a name="L470"></a><tt class="py-lineno">470</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">db</tt><tt class="py-op">[</tt><tt class="py-name">one</tt><tt class="py-op">+</tt><tt class="py-number">1</tt><tt class="py-op">:</tt><tt class="py-op">]</tt>  <tt class="py-comment"># the message</tt> </tt>
</div><a name="L471"></a><tt class="py-lineno">471</tt>  <tt class="py-line">   </tt>
<a name="L472"></a><tt class="py-lineno">472</tt>  <tt class="py-line">  <tt class="py-decorator">@</tt><tt class="py-decorator">staticmethod</tt> </tt>
<a name="RsaPrivateKey.Generate"></a><div id="RsaPrivateKey.Generate-def"><a name="L473"></a><tt class="py-lineno">473</tt> <a class="py-toggle" href="#" id="RsaPrivateKey.Generate-toggle" onclick="return toggle('RsaPrivateKey.Generate');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPrivateKey-class.html#Generate">Generate</a><tt class="py-op">(</tt><tt class="py-param">size</tt><tt class="py-op">=</tt><tt id="link-269" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-269', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-270" class="py-name"><a title="keyczar.keyinfo.RSA_PRIV" class="py-name" href="#" onclick="return doclink('link-270', 'RSA_PRIV', 'link-22');">RSA_PRIV</a></tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPrivateKey.Generate-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPrivateKey.Generate-expanded"><a name="L474"></a><tt class="py-lineno">474</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L475"></a><tt class="py-lineno">475</tt>  <tt class="py-line"><tt class="py-docstring">    Return a newly generated RSA private key.</tt> </tt>
<a name="L476"></a><tt class="py-lineno">476</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L477"></a><tt class="py-lineno">477</tt>  <tt class="py-line"><tt class="py-docstring">    @param size: length of key in bits to generate</tt> </tt>
<a name="L478"></a><tt class="py-lineno">478</tt>  <tt class="py-line"><tt class="py-docstring">    @type size: integer</tt> </tt>
<a name="L479"></a><tt class="py-lineno">479</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L480"></a><tt class="py-lineno">480</tt>  <tt class="py-line"><tt class="py-docstring">    @return: a RSA private key</tt> </tt>
<a name="L481"></a><tt class="py-lineno">481</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: L{RsaPrivateKey}</tt> </tt>
<a name="L482"></a><tt class="py-lineno">482</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L483"></a><tt class="py-lineno">483</tt>  <tt class="py-line">    <tt class="py-name">key</tt> <tt class="py-op">=</tt> <tt class="py-name">RSA</tt><tt class="py-op">.</tt><tt class="py-name">generate</tt><tt class="py-op">(</tt><tt id="link-271" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-271', 'size', 'link-7');">size</a></tt><tt class="py-op">,</tt> <tt id="link-272" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-272', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-273" class="py-name"><a title="keyczar.util.RandBytes" class="py-name" href="#" onclick="return doclink('link-273', 'RandBytes', 'link-126');">RandBytes</a></tt><tt class="py-op">)</tt> </tt>
<a name="L484"></a><tt class="py-lineno">484</tt>  <tt class="py-line">    <tt class="py-name">params</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt><tt class="py-string">'n'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">n</tt><tt class="py-op">,</tt> <tt class="py-string">'e'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">e</tt><tt class="py-op">,</tt> <tt class="py-string">'d'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">d</tt><tt class="py-op">,</tt> <tt class="py-string">'p'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">q</tt><tt class="py-op">,</tt> <tt class="py-string">'q'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">p</tt><tt class="py-op">,</tt>   </tt>
<a name="L485"></a><tt class="py-lineno">485</tt>  <tt class="py-line">              <tt class="py-string">'dp'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">d</tt> <tt class="py-op">%</tt> <tt class="py-op">(</tt><tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">q</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-string">'dq'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">d</tt> <tt class="py-op">%</tt> <tt class="py-op">(</tt><tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">p</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">,</tt>  </tt>
<a name="L486"></a><tt class="py-lineno">486</tt>  <tt class="py-line">              <tt class="py-string">'invq'</tt><tt class="py-op">:</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">u</tt><tt class="py-op">}</tt> </tt>
<a name="L487"></a><tt class="py-lineno">487</tt>  <tt class="py-line">    <tt class="py-comment">#NOTE: PyCrypto stores p &lt; q, u = p^{-1} mod q</tt> </tt>
<a name="L488"></a><tt class="py-lineno">488</tt>  <tt class="py-line"><tt class="py-comment"></tt>    <tt class="py-comment">#But OpenSSL and PKCS8 stores q &lt; p, invq = q^{-1} mod p</tt> </tt>
<a name="L489"></a><tt class="py-lineno">489</tt>  <tt class="py-line"><tt class="py-comment"></tt>    <tt class="py-comment">#So we have to reverse the p and q values</tt> </tt>
<a name="L490"></a><tt class="py-lineno">490</tt>  <tt class="py-line"><tt class="py-comment"></tt>    <tt class="py-name">pubkey</tt> <tt class="py-op">=</tt> <tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">publickey</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L491"></a><tt class="py-lineno">491</tt>  <tt class="py-line">    <tt class="py-name">pub_params</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt><tt class="py-string">'n'</tt><tt class="py-op">:</tt> <tt class="py-name">pubkey</tt><tt class="py-op">.</tt><tt class="py-name">n</tt><tt class="py-op">,</tt> <tt class="py-string">'e'</tt><tt class="py-op">:</tt> <tt class="py-name">pubkey</tt><tt class="py-op">.</tt><tt class="py-name">e</tt><tt class="py-op">}</tt> </tt>
<a name="L492"></a><tt class="py-lineno">492</tt>  <tt class="py-line">    <tt class="py-name">pub</tt> <tt class="py-op">=</tt> <tt id="link-274" class="py-name"><a title="keyczar.keys.RsaPublicKey" class="py-name" href="#" onclick="return doclink('link-274', 'RsaPublicKey', 'link-54');">RsaPublicKey</a></tt><tt class="py-op">(</tt><tt class="py-name">pub_params</tt><tt class="py-op">,</tt> <tt id="link-275" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-275', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-276" class="py-name" targets="Function keyczar.util.ExportRsaX509()=keyczar.util-module.html#ExportRsaX509"><a title="keyczar.util.ExportRsaX509" class="py-name" href="#" onclick="return doclink('link-276', 'ExportRsaX509', 'link-276');">ExportRsaX509</a></tt><tt class="py-op">(</tt><tt class="py-name">pub_params</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">pubkey</tt><tt class="py-op">,</tt> <tt id="link-277" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-277', 'size', 'link-7');">size</a></tt><tt class="py-op">)</tt> </tt>
<a name="L493"></a><tt class="py-lineno">493</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-278" class="py-name"><a title="keyczar.keys.RsaPrivateKey" class="py-name" href="#" onclick="return doclink('link-278', 'RsaPrivateKey', 'link-23');">RsaPrivateKey</a></tt><tt class="py-op">(</tt><tt class="py-name">params</tt><tt class="py-op">,</tt> <tt id="link-279" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-279', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-280" class="py-name" targets="Function keyczar.util.ExportRsaPkcs8()=keyczar.util-module.html#ExportRsaPkcs8"><a title="keyczar.util.ExportRsaPkcs8" class="py-name" href="#" onclick="return doclink('link-280', 'ExportRsaPkcs8', 'link-280');">ExportRsaPkcs8</a></tt><tt class="py-op">(</tt><tt class="py-name">params</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">pub</tt><tt class="py-op">,</tt> <tt class="py-name">key</tt><tt class="py-op">,</tt> <tt id="link-281" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-281', 'size', 'link-7');">size</a></tt><tt class="py-op">)</tt> </tt>
</div><a name="L494"></a><tt class="py-lineno">494</tt>  <tt class="py-line">   </tt>
<a name="L495"></a><tt class="py-lineno">495</tt>  <tt class="py-line">  <tt class="py-decorator">@</tt><tt class="py-decorator">staticmethod</tt> </tt>
<a name="RsaPrivateKey.Read"></a><div id="RsaPrivateKey.Read-def"><a name="L496"></a><tt class="py-lineno">496</tt> <a class="py-toggle" href="#" id="RsaPrivateKey.Read-toggle" onclick="return toggle('RsaPrivateKey.Read');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPrivateKey-class.html#Read">Read</a><tt class="py-op">(</tt><tt class="py-param">key</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPrivateKey.Read-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPrivateKey.Read-expanded"><a name="L497"></a><tt class="py-lineno">497</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L498"></a><tt class="py-lineno">498</tt>  <tt class="py-line"><tt class="py-docstring">    Reads a RSA private key from a JSON string representation of it.</tt> </tt>
<a name="L499"></a><tt class="py-lineno">499</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L500"></a><tt class="py-lineno">500</tt>  <tt class="py-line"><tt class="py-docstring">    @param key: a JSON representation of a RSA private key</tt> </tt>
<a name="L501"></a><tt class="py-lineno">501</tt>  <tt class="py-line"><tt class="py-docstring">    @type key: string</tt> </tt>
<a name="L502"></a><tt class="py-lineno">502</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L503"></a><tt class="py-lineno">503</tt>  <tt class="py-line"><tt class="py-docstring">    @return: a RSA private key</tt> </tt>
<a name="L504"></a><tt class="py-lineno">504</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: L{RsaPrivateKey}</tt> </tt>
<a name="L505"></a><tt class="py-lineno">505</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L506"></a><tt class="py-lineno">506</tt>  <tt class="py-line">    <tt class="py-name">rsa</tt> <tt class="py-op">=</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">loads</tt><tt class="py-op">(</tt><tt class="py-name">key</tt><tt class="py-op">)</tt> </tt>
<a name="L507"></a><tt class="py-lineno">507</tt>  <tt class="py-line">    <tt class="py-name">pub</tt> <tt class="py-op">=</tt> <tt id="link-282" class="py-name"><a title="keyczar.keys.RsaPublicKey" class="py-name" href="#" onclick="return doclink('link-282', 'RsaPublicKey', 'link-54');">RsaPublicKey</a></tt><tt class="py-op">.</tt><tt id="link-283" class="py-name"><a title="keyczar.keyczar.Crypter.Read
keyczar.keyczar.Encrypter.Read
keyczar.keyczar.GenericKeyczar.Read
keyczar.keyczar.Keyczar.Read
keyczar.keyczar.Signer.Read
keyczar.keyczar.Verifier.Read
keyczar.keydata.KeyMetadata.Read
keyczar.keydata.KeyVersion.Read
keyczar.keys.AesKey.Read
keyczar.keys.DsaPrivateKey.Read
keyczar.keys.DsaPublicKey.Read
keyczar.keys.HmacKey.Read
keyczar.keys.RsaPrivateKey.Read
keyczar.keys.RsaPublicKey.Read" class="py-name" href="#" onclick="return doclink('link-283', 'Read', 'link-35');">Read</a></tt><tt class="py-op">(</tt><tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">dumps</tt><tt class="py-op">(</tt><tt class="py-name">rsa</tt><tt class="py-op">[</tt><tt class="py-string">'publicKey'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L508"></a><tt class="py-lineno">508</tt>  <tt class="py-line">    <tt class="py-name">params</tt> <tt class="py-op">=</tt> <tt id="link-284" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-284', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-285" class="py-name"><a title="keyczar.util.ParsePkcs8" class="py-name" href="#" onclick="return doclink('link-285', 'ParsePkcs8', 'link-226');">ParsePkcs8</a></tt><tt class="py-op">(</tt><tt class="py-name">rsa</tt><tt class="py-op">[</tt><tt class="py-string">'pkcs8'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L509"></a><tt class="py-lineno">509</tt>  <tt class="py-line">    <tt class="py-name">key</tt> <tt class="py-op">=</tt> <tt class="py-name">RSA</tt><tt class="py-op">.</tt><tt class="py-name">construct</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'n'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'e'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'d'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> </tt>
<a name="L510"></a><tt class="py-lineno">510</tt>  <tt class="py-line">                         <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'q'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'p'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'invq'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L511"></a><tt class="py-lineno">511</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-286" class="py-name"><a title="keyczar.keys.RsaPrivateKey" class="py-name" href="#" onclick="return doclink('link-286', 'RsaPrivateKey', 'link-23');">RsaPrivateKey</a></tt><tt class="py-op">(</tt><tt class="py-name">params</tt><tt class="py-op">,</tt> <tt class="py-name">rsa</tt><tt class="py-op">[</tt><tt class="py-string">'pkcs8'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">pub</tt><tt class="py-op">,</tt> <tt class="py-name">key</tt><tt class="py-op">,</tt> <tt class="py-name">rsa</tt><tt class="py-op">[</tt><tt class="py-string">'size'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
</div><a name="L512"></a><tt class="py-lineno">512</tt>  <tt class="py-line">   </tt>
<a name="RsaPrivateKey.Encrypt"></a><div id="RsaPrivateKey.Encrypt-def"><a name="L513"></a><tt class="py-lineno">513</tt> <a class="py-toggle" href="#" id="RsaPrivateKey.Encrypt-toggle" onclick="return toggle('RsaPrivateKey.Encrypt');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPrivateKey-class.html#Encrypt">Encrypt</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">data</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPrivateKey.Encrypt-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPrivateKey.Encrypt-expanded"><a name="L514"></a><tt class="py-lineno">514</tt>  <tt class="py-line">    <tt class="py-docstring">"""@see: L{RsaPublicKey.Encrypt}"""</tt> </tt>
<a name="L515"></a><tt class="py-lineno">515</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">public_key</tt><tt class="py-op">.</tt><tt id="link-287" class="py-name" targets="Method keyczar.keyczar.Encrypter.Encrypt()=keyczar.keyczar.Encrypter-class.html#Encrypt,Method keyczar.keys.AesKey.Encrypt()=keyczar.keys.AesKey-class.html#Encrypt,Method keyczar.keys.RsaPrivateKey.Encrypt()=keyczar.keys.RsaPrivateKey-class.html#Encrypt,Method keyczar.keys.RsaPublicKey.Encrypt()=keyczar.keys.RsaPublicKey-class.html#Encrypt"><a title="keyczar.keyczar.Encrypter.Encrypt
keyczar.keys.AesKey.Encrypt
keyczar.keys.RsaPrivateKey.Encrypt
keyczar.keys.RsaPublicKey.Encrypt" class="py-name" href="#" onclick="return doclink('link-287', 'Encrypt', 'link-287');">Encrypt</a></tt><tt class="py-op">(</tt><tt class="py-name">data</tt><tt class="py-op">)</tt> </tt>
</div><a name="L516"></a><tt class="py-lineno">516</tt>  <tt class="py-line">   </tt>
<a name="RsaPrivateKey.Decrypt"></a><div id="RsaPrivateKey.Decrypt-def"><a name="L517"></a><tt class="py-lineno">517</tt> <a class="py-toggle" href="#" id="RsaPrivateKey.Decrypt-toggle" onclick="return toggle('RsaPrivateKey.Decrypt');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPrivateKey-class.html#Decrypt">Decrypt</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">input_bytes</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPrivateKey.Decrypt-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPrivateKey.Decrypt-expanded"><a name="L518"></a><tt class="py-lineno">518</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L519"></a><tt class="py-lineno">519</tt>  <tt class="py-line"><tt class="py-docstring">    Decrypts the given ciphertext.</tt> </tt>
<a name="L520"></a><tt class="py-lineno">520</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L521"></a><tt class="py-lineno">521</tt>  <tt class="py-line"><tt class="py-docstring">    @param input_bytes: raw byte string formatted as Header|Ciphertext.</tt> </tt>
<a name="L522"></a><tt class="py-lineno">522</tt>  <tt class="py-line"><tt class="py-docstring">    @type input_bytes: string</tt> </tt>
<a name="L523"></a><tt class="py-lineno">523</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L524"></a><tt class="py-lineno">524</tt>  <tt class="py-line"><tt class="py-docstring">    @return: plaintext message</tt> </tt>
<a name="L525"></a><tt class="py-lineno">525</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: string</tt> </tt>
<a name="L526"></a><tt class="py-lineno">526</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L527"></a><tt class="py-lineno">527</tt>  <tt class="py-line">    <tt class="py-name">ciph_bytes</tt> <tt class="py-op">=</tt> <tt class="py-name">input_bytes</tt><tt class="py-op">[</tt><tt id="link-288" class="py-name"><a title="keyczar
keyczar.keyczar" class="py-name" href="#" onclick="return doclink('link-288', 'keyczar', 'link-4');">keyczar</a></tt><tt class="py-op">.</tt><tt id="link-289" class="py-name"><a title="keyczar.keyczar.HEADER_SIZE" class="py-name" href="#" onclick="return doclink('link-289', 'HEADER_SIZE', 'link-150');">HEADER_SIZE</a></tt><tt class="py-op">:</tt><tt class="py-op">]</tt> </tt>
<a name="L528"></a><tt class="py-lineno">528</tt>  <tt class="py-line">    <tt class="py-name">decrypted</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">decrypt</tt><tt class="py-op">(</tt><tt class="py-name">ciph_bytes</tt><tt class="py-op">)</tt> </tt>
<a name="L529"></a><tt class="py-lineno">529</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-290" class="py-name" targets="Method keyczar.keys.RsaPrivateKey.__Decode()=keyczar.keys.RsaPrivateKey-class.html#__Decode"><a title="keyczar.keys.RsaPrivateKey.__Decode" class="py-name" href="#" onclick="return doclink('link-290', '__Decode', 'link-290');">__Decode</a></tt><tt class="py-op">(</tt><tt class="py-name">decrypted</tt><tt class="py-op">)</tt> </tt>
</div><a name="L530"></a><tt class="py-lineno">530</tt>  <tt class="py-line">   </tt>
<a name="RsaPrivateKey.Sign"></a><div id="RsaPrivateKey.Sign-def"><a name="L531"></a><tt class="py-lineno">531</tt> <a class="py-toggle" href="#" id="RsaPrivateKey.Sign-toggle" onclick="return toggle('RsaPrivateKey.Sign');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPrivateKey-class.html#Sign">Sign</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">msg</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPrivateKey.Sign-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPrivateKey.Sign-expanded"><a name="L532"></a><tt class="py-lineno">532</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L533"></a><tt class="py-lineno">533</tt>  <tt class="py-line"><tt class="py-docstring">    Return raw byte string of signature on the SHA-1 hash of the message.</tt> </tt>
<a name="L534"></a><tt class="py-lineno">534</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L535"></a><tt class="py-lineno">535</tt>  <tt class="py-line"><tt class="py-docstring">    @param msg: message to be signed</tt> </tt>
<a name="L536"></a><tt class="py-lineno">536</tt>  <tt class="py-line"><tt class="py-docstring">    @type msg: string</tt> </tt>
<a name="L537"></a><tt class="py-lineno">537</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L538"></a><tt class="py-lineno">538</tt>  <tt class="py-line"><tt class="py-docstring">    @return: string representation of long int signature over message</tt> </tt>
<a name="L539"></a><tt class="py-lineno">539</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: string</tt> </tt>
<a name="L540"></a><tt class="py-lineno">540</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L541"></a><tt class="py-lineno">541</tt>  <tt class="py-line">    <tt class="py-name">emsa_encoded</tt> <tt class="py-op">=</tt> <tt id="link-291" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-291', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-292" class="py-name" targets="Function keyczar.util.MakeEmsaMessage()=keyczar.util-module.html#MakeEmsaMessage"><a title="keyczar.util.MakeEmsaMessage" class="py-name" href="#" onclick="return doclink('link-292', 'MakeEmsaMessage', 'link-292');">MakeEmsaMessage</a></tt><tt class="py-op">(</tt><tt class="py-name">msg</tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-293" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-293', 'size', 'link-7');">size</a></tt><tt class="py-op">)</tt> </tt>
<a name="L542"></a><tt class="py-lineno">542</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-294" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-294', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-295" class="py-name" targets="Function keyczar.util.BigIntToBytes()=keyczar.util-module.html#BigIntToBytes"><a title="keyczar.util.BigIntToBytes" class="py-name" href="#" onclick="return doclink('link-295', 'BigIntToBytes', 'link-295');">BigIntToBytes</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">sign</tt><tt class="py-op">(</tt><tt class="py-name">emsa_encoded</tt><tt class="py-op">,</tt> <tt class="py-name">None</tt><tt class="py-op">)</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
</div><a name="L543"></a><tt class="py-lineno">543</tt>  <tt class="py-line">   </tt>
<a name="RsaPrivateKey.Verify"></a><div id="RsaPrivateKey.Verify-def"><a name="L544"></a><tt class="py-lineno">544</tt> <a class="py-toggle" href="#" id="RsaPrivateKey.Verify-toggle" onclick="return toggle('RsaPrivateKey.Verify');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPrivateKey-class.html#Verify">Verify</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">msg</tt><tt class="py-op">,</tt> <tt class="py-param">sig</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPrivateKey.Verify-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPrivateKey.Verify-expanded"><a name="L545"></a><tt class="py-lineno">545</tt>  <tt class="py-line">    <tt class="py-docstring">"""@see: L{RsaPublicKey.Verify}"""</tt> </tt>
<a name="L546"></a><tt class="py-lineno">546</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">public_key</tt><tt class="py-op">.</tt><tt id="link-296" class="py-name"><a title="keyczar.keyczar.Verifier.Verify
keyczar.keys.DsaPrivateKey.Verify
keyczar.keys.DsaPublicKey.Verify
keyczar.keys.HmacKey.Verify
keyczar.keys.RsaPrivateKey.Verify
keyczar.keys.RsaPublicKey.Verify" class="py-name" href="#" onclick="return doclink('link-296', 'Verify', 'link-159');">Verify</a></tt><tt class="py-op">(</tt><tt class="py-name">msg</tt><tt class="py-op">,</tt> <tt class="py-name">sig</tt><tt class="py-op">)</tt> </tt>
</div></div><a name="L547"></a><tt class="py-lineno">547</tt>  <tt class="py-line"> </tt>
<a name="DsaPublicKey"></a><div id="DsaPublicKey-def"><a name="L548"></a><tt class="py-lineno">548</tt> <a class="py-toggle" href="#" id="DsaPublicKey-toggle" onclick="return toggle('DsaPublicKey');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="keyczar.keys.DsaPublicKey-class.html">DsaPublicKey</a><tt class="py-op">(</tt><tt class="py-base-class">PublicKey</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="DsaPublicKey-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="DsaPublicKey-expanded"><a name="L549"></a><tt class="py-lineno">549</tt>  <tt class="py-line">   </tt>
<a name="L550"></a><tt class="py-lineno">550</tt>  <tt class="py-line">  <tt class="py-docstring">"""Represents DSA public keys in an asymmetric DSA key pair."""</tt> </tt>
<a name="L551"></a><tt class="py-lineno">551</tt>  <tt class="py-line">   </tt>
<a name="DsaPublicKey.__init__"></a><div id="DsaPublicKey.__init__-def"><a name="L552"></a><tt class="py-lineno">552</tt> <a class="py-toggle" href="#" id="DsaPublicKey.__init__-toggle" onclick="return toggle('DsaPublicKey.__init__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.DsaPublicKey-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">params</tt><tt class="py-op">,</tt> <tt class="py-param">x509</tt><tt class="py-op">,</tt> <tt class="py-param">key</tt><tt class="py-op">,</tt> <tt class="py-param">size</tt><tt class="py-op">=</tt><tt id="link-297" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-297', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-298" class="py-name"><a title="keyczar.keyinfo.DSA_PUB" class="py-name" href="#" onclick="return doclink('link-298', 'DSA_PUB', 'link-27');">DSA_PUB</a></tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="DsaPublicKey.__init__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="DsaPublicKey.__init__-expanded"><a name="L553"></a><tt class="py-lineno">553</tt>  <tt class="py-line">    <tt id="link-299" class="py-name"><a title="keyczar.keys.PublicKey" class="py-name" href="#" onclick="return doclink('link-299', 'PublicKey', 'link-1');">PublicKey</a></tt><tt class="py-op">.</tt><tt id="link-300" class="py-name"><a title="keyczar.errors.BadVersionError.__init__
keyczar.errors.InvalidSignatureError.__init__
keyczar.errors.KeyNotFoundError.__init__
keyczar.errors.NoPrimaryKeyError.__init__
keyczar.errors.ShortCiphertextError.__init__
keyczar.errors.ShortSignatureError.__init__
keyczar.keyczar.Keyczar.__init__
keyczar.keyczart._Name.__init__
keyczar.keydata.KeyMetadata.__init__
keyczar.keydata.KeyVersion.__init__
keyczar.keyinfo.CipherMode.__init__
keyczar.keyinfo.KeyType.__init__
keyczar.keyinfo._NameId.__init__
keyczar.keys.AesKey.__init__
keyczar.keys.AsymmetricKey.__init__
keyczar.keys.DsaPrivateKey.__init__
keyczar.keys.DsaPublicKey.__init__
keyczar.keys.HmacKey.__init__
keyczar.keys.Key.__init__
keyczar.keys.PrivateKey.__init__
keyczar.keys.PublicKey.__init__
keyczar.keys.RsaPrivateKey.__init__
keyczar.keys.RsaPublicKey.__init__
keyczar.keys.SymmetricKey.__init__
keyczar.readers.EncryptedReader.__init__
keyczar.readers.FileReader.__init__" class="py-name" href="#" onclick="return doclink('link-300', '__init__', 'link-87');">__init__</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt id="link-301" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-301', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-302" class="py-name"><a title="keyczar.keyinfo.DSA_PUB" class="py-name" href="#" onclick="return doclink('link-302', 'DSA_PUB', 'link-27');">DSA_PUB</a></tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">,</tt> <tt class="py-name">x509</tt><tt class="py-op">)</tt> </tt>
<a name="L554"></a><tt class="py-lineno">554</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">key</tt> <tt class="py-op">=</tt> <tt class="py-name">key</tt> </tt>
<a name="L555"></a><tt class="py-lineno">555</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-303" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-303', 'size', 'link-7');">size</a></tt> <tt class="py-op">=</tt> <tt id="link-304" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-304', 'size', 'link-7');">size</a></tt> </tt>
</div><a name="L556"></a><tt class="py-lineno">556</tt>  <tt class="py-line">   </tt>
<a name="L557"></a><tt class="py-lineno">557</tt>  <tt class="py-line">  <tt class="py-decorator">@</tt><tt class="py-decorator">staticmethod</tt> </tt>
<a name="DsaPublicKey.Read"></a><div id="DsaPublicKey.Read-def"><a name="L558"></a><tt class="py-lineno">558</tt> <a class="py-toggle" href="#" id="DsaPublicKey.Read-toggle" onclick="return toggle('DsaPublicKey.Read');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.DsaPublicKey-class.html#Read">Read</a><tt class="py-op">(</tt><tt class="py-param">key</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="DsaPublicKey.Read-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="DsaPublicKey.Read-expanded"><a name="L559"></a><tt class="py-lineno">559</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L560"></a><tt class="py-lineno">560</tt>  <tt class="py-line"><tt class="py-docstring">    Reads a DSA public key from a JSON string representation of it.</tt> </tt>
<a name="L561"></a><tt class="py-lineno">561</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L562"></a><tt class="py-lineno">562</tt>  <tt class="py-line"><tt class="py-docstring">    @param key: a JSON representation of a DSA public key</tt> </tt>
<a name="L563"></a><tt class="py-lineno">563</tt>  <tt class="py-line"><tt class="py-docstring">    @type key: string</tt> </tt>
<a name="L564"></a><tt class="py-lineno">564</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L565"></a><tt class="py-lineno">565</tt>  <tt class="py-line"><tt class="py-docstring">    @return: a DSA public key</tt> </tt>
<a name="L566"></a><tt class="py-lineno">566</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: L{DsaPublicKey}</tt> </tt>
<a name="L567"></a><tt class="py-lineno">567</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L568"></a><tt class="py-lineno">568</tt>  <tt class="py-line">    <tt class="py-name">dsa</tt> <tt class="py-op">=</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">loads</tt><tt class="py-op">(</tt><tt class="py-name">key</tt><tt class="py-op">)</tt> </tt>
<a name="L569"></a><tt class="py-lineno">569</tt>  <tt class="py-line">    <tt class="py-name">params</tt> <tt class="py-op">=</tt> <tt id="link-305" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-305', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-306" class="py-name" targets="Function keyczar.util.ParseX509()=keyczar.util-module.html#ParseX509"><a title="keyczar.util.ParseX509" class="py-name" href="#" onclick="return doclink('link-306', 'ParseX509', 'link-306');">ParseX509</a></tt><tt class="py-op">(</tt><tt class="py-name">dsa</tt><tt class="py-op">[</tt><tt class="py-string">'x509'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L570"></a><tt class="py-lineno">570</tt>  <tt class="py-line">    <tt class="py-name">pubkey</tt> <tt class="py-op">=</tt> <tt class="py-name">DSA</tt><tt class="py-op">.</tt><tt class="py-name">construct</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'y'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'g'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'p'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'q'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L571"></a><tt class="py-lineno">571</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-307" class="py-name"><a title="keyczar.keys.DsaPublicKey" class="py-name" href="#" onclick="return doclink('link-307', 'DsaPublicKey', 'link-50');">DsaPublicKey</a></tt><tt class="py-op">(</tt><tt class="py-name">params</tt><tt class="py-op">,</tt> <tt class="py-name">dsa</tt><tt class="py-op">[</tt><tt class="py-string">'x509'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">pubkey</tt><tt class="py-op">,</tt> <tt class="py-name">dsa</tt><tt class="py-op">[</tt><tt class="py-string">'size'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
</div><a name="L572"></a><tt class="py-lineno">572</tt>  <tt class="py-line">   </tt>
<a name="DsaPublicKey.Verify"></a><div id="DsaPublicKey.Verify-def"><a name="L573"></a><tt class="py-lineno">573</tt> <a class="py-toggle" href="#" id="DsaPublicKey.Verify-toggle" onclick="return toggle('DsaPublicKey.Verify');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.DsaPublicKey-class.html#Verify">Verify</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">msg</tt><tt class="py-op">,</tt> <tt class="py-param">sig</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="DsaPublicKey.Verify-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="DsaPublicKey.Verify-expanded"><a name="L574"></a><tt class="py-lineno">574</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L575"></a><tt class="py-lineno">575</tt>  <tt class="py-line"><tt class="py-docstring">    Return True if the signature corresponds to the message.</tt> </tt>
<a name="L576"></a><tt class="py-lineno">576</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L577"></a><tt class="py-lineno">577</tt>  <tt class="py-line"><tt class="py-docstring">    @param msg: message that has been signed</tt> </tt>
<a name="L578"></a><tt class="py-lineno">578</tt>  <tt class="py-line"><tt class="py-docstring">    @type msg: string</tt> </tt>
<a name="L579"></a><tt class="py-lineno">579</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L580"></a><tt class="py-lineno">580</tt>  <tt class="py-line"><tt class="py-docstring">    @param sig: raw byte string of the signature formatted as an ASN.1 sequence</tt> </tt>
<a name="L581"></a><tt class="py-lineno">581</tt>  <tt class="py-line"><tt class="py-docstring">      of r and s</tt> </tt>
<a name="L582"></a><tt class="py-lineno">582</tt>  <tt class="py-line"><tt class="py-docstring">    @type sig: string</tt> </tt>
<a name="L583"></a><tt class="py-lineno">583</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L584"></a><tt class="py-lineno">584</tt>  <tt class="py-line"><tt class="py-docstring">    @return: True if signature is valid for message. False otherwise.</tt> </tt>
<a name="L585"></a><tt class="py-lineno">585</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: boolean</tt> </tt>
<a name="L586"></a><tt class="py-lineno">586</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L587"></a><tt class="py-lineno">587</tt>  <tt class="py-line">    <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L588"></a><tt class="py-lineno">588</tt>  <tt class="py-line">      <tt class="py-op">(</tt><tt class="py-name">r</tt><tt class="py-op">,</tt> <tt class="py-name">s</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt id="link-308" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-308', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-309" class="py-name" targets="Function keyczar.util.ParseDsaSig()=keyczar.util-module.html#ParseDsaSig"><a title="keyczar.util.ParseDsaSig" class="py-name" href="#" onclick="return doclink('link-309', 'ParseDsaSig', 'link-309');">ParseDsaSig</a></tt><tt class="py-op">(</tt><tt class="py-name">sig</tt><tt class="py-op">)</tt> </tt>
<a name="L589"></a><tt class="py-lineno">589</tt>  <tt class="py-line">      <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">verify</tt><tt class="py-op">(</tt><tt id="link-310" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-310', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-311" class="py-name"><a title="keyczar.util.Hash" class="py-name" href="#" onclick="return doclink('link-311', 'Hash', 'link-61');">Hash</a></tt><tt class="py-op">(</tt><tt class="py-name">msg</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-op">(</tt><tt class="py-name">r</tt><tt class="py-op">,</tt> <tt class="py-name">s</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L590"></a><tt class="py-lineno">590</tt>  <tt class="py-line">    <tt class="py-keyword">except</tt> <tt id="link-312" class="py-name"><a title="keyczar.errors" class="py-name" href="#" onclick="return doclink('link-312', 'errors', 'link-3');">errors</a></tt><tt class="py-op">.</tt><tt id="link-313" class="py-name"><a title="keyczar.errors.KeyczarError" class="py-name" href="#" onclick="return doclink('link-313', 'KeyczarError', 'link-31');">KeyczarError</a></tt><tt class="py-op">:</tt> </tt>
<a name="L591"></a><tt class="py-lineno">591</tt>  <tt class="py-line">      <tt class="py-comment"># if signature is not in correct format</tt> </tt>
<a name="L592"></a><tt class="py-lineno">592</tt>  <tt class="py-line"><tt class="py-comment"></tt>      <tt class="py-keyword">return</tt> <tt class="py-name">False</tt> </tt>
</div></div><a name="L593"></a><tt class="py-lineno">593</tt>  <tt class="py-line"> </tt>
<a name="RsaPublicKey"></a><div id="RsaPublicKey-def"><a name="L594"></a><tt class="py-lineno">594</tt> <a class="py-toggle" href="#" id="RsaPublicKey-toggle" onclick="return toggle('RsaPublicKey');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="keyczar.keys.RsaPublicKey-class.html">RsaPublicKey</a><tt class="py-op">(</tt><tt class="py-base-class">PublicKey</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPublicKey-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="RsaPublicKey-expanded"><a name="L595"></a><tt class="py-lineno">595</tt>  <tt class="py-line">  <tt class="py-docstring">"""Represents RSA public keys in an asymmetric RSA key pair."""</tt> </tt>
<a name="L596"></a><tt class="py-lineno">596</tt>  <tt class="py-line">   </tt>
<a name="RsaPublicKey.__init__"></a><div id="RsaPublicKey.__init__-def"><a name="L597"></a><tt class="py-lineno">597</tt> <a class="py-toggle" href="#" id="RsaPublicKey.__init__-toggle" onclick="return toggle('RsaPublicKey.__init__');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPublicKey-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">params</tt><tt class="py-op">,</tt> <tt class="py-param">x509</tt><tt class="py-op">,</tt> <tt class="py-param">key</tt><tt class="py-op">,</tt> <tt class="py-param">size</tt><tt class="py-op">=</tt><tt id="link-314" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-314', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-315" class="py-name"><a title="keyczar.keyinfo.RSA_PUB" class="py-name" href="#" onclick="return doclink('link-315', 'RSA_PUB', 'link-29');">RSA_PUB</a></tt><tt class="py-op">.</tt><tt class="py-name">default_size</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPublicKey.__init__-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPublicKey.__init__-expanded"><a name="L598"></a><tt class="py-lineno">598</tt>  <tt class="py-line">    <tt id="link-316" class="py-name"><a title="keyczar.keys.PublicKey" class="py-name" href="#" onclick="return doclink('link-316', 'PublicKey', 'link-1');">PublicKey</a></tt><tt class="py-op">.</tt><tt id="link-317" class="py-name"><a title="keyczar.errors.BadVersionError.__init__
keyczar.errors.InvalidSignatureError.__init__
keyczar.errors.KeyNotFoundError.__init__
keyczar.errors.NoPrimaryKeyError.__init__
keyczar.errors.ShortCiphertextError.__init__
keyczar.errors.ShortSignatureError.__init__
keyczar.keyczar.Keyczar.__init__
keyczar.keyczart._Name.__init__
keyczar.keydata.KeyMetadata.__init__
keyczar.keydata.KeyVersion.__init__
keyczar.keyinfo.CipherMode.__init__
keyczar.keyinfo.KeyType.__init__
keyczar.keyinfo._NameId.__init__
keyczar.keys.AesKey.__init__
keyczar.keys.AsymmetricKey.__init__
keyczar.keys.DsaPrivateKey.__init__
keyczar.keys.DsaPublicKey.__init__
keyczar.keys.HmacKey.__init__
keyczar.keys.Key.__init__
keyczar.keys.PrivateKey.__init__
keyczar.keys.PublicKey.__init__
keyczar.keys.RsaPrivateKey.__init__
keyczar.keys.RsaPublicKey.__init__
keyczar.keys.SymmetricKey.__init__
keyczar.readers.EncryptedReader.__init__
keyczar.readers.FileReader.__init__" class="py-name" href="#" onclick="return doclink('link-317', '__init__', 'link-87');">__init__</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt id="link-318" class="py-name"><a title="keyczar.keyinfo" class="py-name" href="#" onclick="return doclink('link-318', 'keyinfo', 'link-5');">keyinfo</a></tt><tt class="py-op">.</tt><tt id="link-319" class="py-name"><a title="keyczar.keyinfo.RSA_PUB" class="py-name" href="#" onclick="return doclink('link-319', 'RSA_PUB', 'link-29');">RSA_PUB</a></tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">,</tt> <tt class="py-name">x509</tt><tt class="py-op">)</tt> </tt>
<a name="L599"></a><tt class="py-lineno">599</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">key</tt> <tt class="py-op">=</tt> <tt class="py-name">key</tt> </tt>
<a name="L600"></a><tt class="py-lineno">600</tt>  <tt class="py-line">    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-320" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-320', 'size', 'link-7');">size</a></tt> <tt class="py-op">=</tt> <tt id="link-321" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-321', 'size', 'link-7');">size</a></tt> </tt>
</div><a name="L601"></a><tt class="py-lineno">601</tt>  <tt class="py-line">   </tt>
<a name="RsaPublicKey.__Encode"></a><div id="RsaPublicKey.__Encode-def"><a name="L602"></a><tt class="py-lineno">602</tt> <a class="py-toggle" href="#" id="RsaPublicKey.__Encode-toggle" onclick="return toggle('RsaPublicKey.__Encode');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPublicKey-class.html#__Encode">__Encode</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">msg</tt><tt class="py-op">,</tt> <tt class="py-param">p</tt><tt class="py-op">=</tt><tt class="py-string">""</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPublicKey.__Encode-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPublicKey.__Encode-expanded"><a name="L603"></a><tt class="py-lineno">603</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">p</tt><tt class="py-op">)</tt> <tt class="py-op">&gt;=</tt> <tt class="py-number">2</tt><tt class="py-op">**</tt><tt class="py-number">61</tt><tt class="py-op">:</tt>  <tt class="py-comment"># the input limit for SHA-1</tt> </tt>
<a name="L604"></a><tt class="py-lineno">604</tt>  <tt class="py-line">      <tt class="py-keyword">raise</tt> <tt id="link-322" class="py-name"><a title="keyczar.errors" class="py-name" href="#" onclick="return doclink('link-322', 'errors', 'link-3');">errors</a></tt><tt class="py-op">.</tt><tt id="link-323" class="py-name"><a title="keyczar.errors.KeyczarError" class="py-name" href="#" onclick="return doclink('link-323', 'KeyczarError', 'link-31');">KeyczarError</a></tt><tt class="py-op">(</tt><tt class="py-string">"OAEP parameter string too long."</tt><tt class="py-op">)</tt> </tt>
<a name="L605"></a><tt class="py-lineno">605</tt>  <tt class="py-line">    <tt class="py-name">k</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">floor</tt><tt class="py-op">(</tt><tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">log</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_params</tt><tt class="py-op">[</tt><tt class="py-string">'n'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-number">256</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt> <tt class="py-comment"># num bytes in n</tt> </tt>
<a name="L606"></a><tt class="py-lineno">606</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">msg</tt><tt class="py-op">)</tt> <tt class="py-op">&gt;</tt> <tt class="py-name">k</tt> <tt class="py-op">-</tt> <tt class="py-number">2</tt> <tt class="py-op">*</tt> <tt id="link-324" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-324', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-325" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-325', 'HLEN', 'link-152');">HLEN</a></tt> <tt class="py-op">-</tt> <tt class="py-number">2</tt><tt class="py-op">:</tt> </tt>
<a name="L607"></a><tt class="py-lineno">607</tt>  <tt class="py-line">      <tt class="py-keyword">raise</tt> <tt id="link-326" class="py-name"><a title="keyczar.errors" class="py-name" href="#" onclick="return doclink('link-326', 'errors', 'link-3');">errors</a></tt><tt class="py-op">.</tt><tt id="link-327" class="py-name"><a title="keyczar.errors.KeyczarError" class="py-name" href="#" onclick="return doclink('link-327', 'KeyczarError', 'link-31');">KeyczarError</a></tt><tt class="py-op">(</tt><tt class="py-string">"Message too long to OAEP encode."</tt><tt class="py-op">)</tt> </tt>
<a name="L608"></a><tt class="py-lineno">608</tt>  <tt class="py-line">    <tt class="py-name">ph</tt> <tt class="py-op">=</tt> <tt id="link-328" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-328', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-329" class="py-name"><a title="keyczar.util.Hash" class="py-name" href="#" onclick="return doclink('link-329', 'Hash', 'link-61');">Hash</a></tt><tt class="py-op">(</tt><tt class="py-name">p</tt><tt class="py-op">)</tt> </tt>
<a name="L609"></a><tt class="py-lineno">609</tt>  <tt class="py-line">    <tt class="py-name">ps</tt> <tt class="py-op">=</tt> <tt class="py-op">(</tt><tt class="py-name">k</tt> <tt class="py-op">-</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">msg</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt class="py-number">2</tt> <tt class="py-op">*</tt> <tt id="link-330" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-330', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-331" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-331', 'HLEN', 'link-152');">HLEN</a></tt> <tt class="py-op">-</tt> <tt class="py-number">2</tt><tt class="py-op">)</tt> <tt class="py-op">*</tt> <tt class="py-name">chr</tt><tt class="py-op">(</tt><tt class="py-number">0</tt><tt class="py-op">)</tt>  <tt class="py-comment"># zero byte string</tt> </tt>
<a name="L610"></a><tt class="py-lineno">610</tt>  <tt class="py-line">    <tt class="py-name">db</tt> <tt class="py-op">=</tt> <tt class="py-string">""</tt><tt class="py-op">.</tt><tt class="py-name">join</tt><tt class="py-op">(</tt><tt class="py-op">[</tt><tt class="py-name">ph</tt><tt class="py-op">,</tt> <tt class="py-name">ps</tt><tt class="py-op">,</tt> <tt class="py-name">chr</tt><tt class="py-op">(</tt><tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">msg</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L611"></a><tt class="py-lineno">611</tt>  <tt class="py-line">    <tt class="py-name">seed</tt> <tt class="py-op">=</tt> <tt id="link-332" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-332', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-333" class="py-name"><a title="keyczar.util.RandBytes" class="py-name" href="#" onclick="return doclink('link-333', 'RandBytes', 'link-126');">RandBytes</a></tt><tt class="py-op">(</tt><tt id="link-334" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-334', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-335" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-335', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">)</tt> </tt>
<a name="L612"></a><tt class="py-lineno">612</tt>  <tt class="py-line">    <tt class="py-name">db_mask</tt> <tt class="py-op">=</tt> <tt id="link-336" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-336', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-337" class="py-name"><a title="keyczar.util.MGF" class="py-name" href="#" onclick="return doclink('link-337', 'MGF', 'link-250');">MGF</a></tt><tt class="py-op">(</tt><tt class="py-name">seed</tt><tt class="py-op">,</tt> <tt class="py-name">k</tt> <tt class="py-op">-</tt> <tt id="link-338" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-338', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-339" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-339', 'HLEN', 'link-152');">HLEN</a></tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt> </tt>
<a name="L613"></a><tt class="py-lineno">613</tt>  <tt class="py-line">    <tt class="py-name">masked_db</tt> <tt class="py-op">=</tt> <tt id="link-340" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-340', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-341" class="py-name"><a title="keyczar.util.Xor" class="py-name" href="#" onclick="return doclink('link-341', 'Xor', 'link-254');">Xor</a></tt><tt class="py-op">(</tt><tt class="py-name">db</tt><tt class="py-op">,</tt> <tt class="py-name">db_mask</tt><tt class="py-op">)</tt> </tt>
<a name="L614"></a><tt class="py-lineno">614</tt>  <tt class="py-line">    <tt class="py-name">seed_mask</tt> <tt class="py-op">=</tt> <tt id="link-342" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-342', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-343" class="py-name"><a title="keyczar.util.MGF" class="py-name" href="#" onclick="return doclink('link-343', 'MGF', 'link-250');">MGF</a></tt><tt class="py-op">(</tt><tt class="py-name">masked_db</tt><tt class="py-op">,</tt> <tt id="link-344" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-344', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-345" class="py-name"><a title="keyczar.util.HLEN" class="py-name" href="#" onclick="return doclink('link-345', 'HLEN', 'link-152');">HLEN</a></tt><tt class="py-op">)</tt> </tt>
<a name="L615"></a><tt class="py-lineno">615</tt>  <tt class="py-line">    <tt class="py-name">masked_seed</tt> <tt class="py-op">=</tt> <tt id="link-346" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-346', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-347" class="py-name"><a title="keyczar.util.Xor" class="py-name" href="#" onclick="return doclink('link-347', 'Xor', 'link-254');">Xor</a></tt><tt class="py-op">(</tt><tt class="py-name">seed</tt><tt class="py-op">,</tt> <tt class="py-name">seed_mask</tt><tt class="py-op">)</tt> </tt>
<a name="L616"></a><tt class="py-lineno">616</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-string">""</tt><tt class="py-op">.</tt><tt class="py-name">join</tt><tt class="py-op">(</tt><tt class="py-op">[</tt><tt class="py-name">chr</tt><tt class="py-op">(</tt><tt class="py-number">0</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">masked_seed</tt><tt class="py-op">,</tt> <tt class="py-name">masked_db</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
</div><a name="L617"></a><tt class="py-lineno">617</tt>  <tt class="py-line">   </tt>
<a name="L618"></a><tt class="py-lineno">618</tt>  <tt class="py-line">  <tt class="py-decorator">@</tt><tt class="py-decorator">staticmethod</tt> </tt>
<a name="RsaPublicKey.Read"></a><div id="RsaPublicKey.Read-def"><a name="L619"></a><tt class="py-lineno">619</tt> <a class="py-toggle" href="#" id="RsaPublicKey.Read-toggle" onclick="return toggle('RsaPublicKey.Read');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPublicKey-class.html#Read">Read</a><tt class="py-op">(</tt><tt class="py-param">key</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPublicKey.Read-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPublicKey.Read-expanded"><a name="L620"></a><tt class="py-lineno">620</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L621"></a><tt class="py-lineno">621</tt>  <tt class="py-line"><tt class="py-docstring">    Reads a RSA public key from a JSON string representation of it.</tt> </tt>
<a name="L622"></a><tt class="py-lineno">622</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L623"></a><tt class="py-lineno">623</tt>  <tt class="py-line"><tt class="py-docstring">    @param key: a JSON representation of a RSA public key</tt> </tt>
<a name="L624"></a><tt class="py-lineno">624</tt>  <tt class="py-line"><tt class="py-docstring">    @type key: string</tt> </tt>
<a name="L625"></a><tt class="py-lineno">625</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L626"></a><tt class="py-lineno">626</tt>  <tt class="py-line"><tt class="py-docstring">    @return: a RSA public key</tt> </tt>
<a name="L627"></a><tt class="py-lineno">627</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: L{RsaPublicKey}</tt> </tt>
<a name="L628"></a><tt class="py-lineno">628</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L629"></a><tt class="py-lineno">629</tt>  <tt class="py-line">    <tt class="py-name">rsa</tt> <tt class="py-op">=</tt> <tt class="py-name">simplejson</tt><tt class="py-op">.</tt><tt class="py-name">loads</tt><tt class="py-op">(</tt><tt class="py-name">key</tt><tt class="py-op">)</tt> </tt>
<a name="L630"></a><tt class="py-lineno">630</tt>  <tt class="py-line">    <tt class="py-name">params</tt> <tt class="py-op">=</tt> <tt id="link-348" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-348', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-349" class="py-name"><a title="keyczar.util.ParseX509" class="py-name" href="#" onclick="return doclink('link-349', 'ParseX509', 'link-306');">ParseX509</a></tt><tt class="py-op">(</tt><tt class="py-name">rsa</tt><tt class="py-op">[</tt><tt class="py-string">'x509'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L631"></a><tt class="py-lineno">631</tt>  <tt class="py-line">    <tt class="py-name">pubkey</tt> <tt class="py-op">=</tt> <tt class="py-name">RSA</tt><tt class="py-op">.</tt><tt class="py-name">construct</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'n'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">params</tt><tt class="py-op">[</tt><tt class="py-string">'e'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L632"></a><tt class="py-lineno">632</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-350" class="py-name"><a title="keyczar.keys.RsaPublicKey" class="py-name" href="#" onclick="return doclink('link-350', 'RsaPublicKey', 'link-54');">RsaPublicKey</a></tt><tt class="py-op">(</tt><tt class="py-name">params</tt><tt class="py-op">,</tt> <tt class="py-name">rsa</tt><tt class="py-op">[</tt><tt class="py-string">'x509'</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">pubkey</tt><tt class="py-op">,</tt> <tt class="py-name">rsa</tt><tt class="py-op">[</tt><tt class="py-string">'size'</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
</div><a name="L633"></a><tt class="py-lineno">633</tt>  <tt class="py-line">   </tt>
<a name="RsaPublicKey.Encrypt"></a><div id="RsaPublicKey.Encrypt-def"><a name="L634"></a><tt class="py-lineno">634</tt> <a class="py-toggle" href="#" id="RsaPublicKey.Encrypt-toggle" onclick="return toggle('RsaPublicKey.Encrypt');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPublicKey-class.html#Encrypt">Encrypt</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">data</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPublicKey.Encrypt-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPublicKey.Encrypt-expanded"><a name="L635"></a><tt class="py-lineno">635</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L636"></a><tt class="py-lineno">636</tt>  <tt class="py-line"><tt class="py-docstring">    Return a raw byte string of the ciphertext in the form Header|Ciph.</tt> </tt>
<a name="L637"></a><tt class="py-lineno">637</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L638"></a><tt class="py-lineno">638</tt>  <tt class="py-line"><tt class="py-docstring">    @param data: message to be encrypted</tt> </tt>
<a name="L639"></a><tt class="py-lineno">639</tt>  <tt class="py-line"><tt class="py-docstring">    @type data: string</tt> </tt>
<a name="L640"></a><tt class="py-lineno">640</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L641"></a><tt class="py-lineno">641</tt>  <tt class="py-line"><tt class="py-docstring">    @return: ciphertext formatted as Header|Ciph</tt> </tt>
<a name="L642"></a><tt class="py-lineno">642</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: string </tt> </tt>
<a name="L643"></a><tt class="py-lineno">643</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L644"></a><tt class="py-lineno">644</tt>  <tt class="py-line">    <tt class="py-name">data</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-351" class="py-name" targets="Method keyczar.keys.RsaPublicKey.__Encode()=keyczar.keys.RsaPublicKey-class.html#__Encode"><a title="keyczar.keys.RsaPublicKey.__Encode" class="py-name" href="#" onclick="return doclink('link-351', '__Encode', 'link-351');">__Encode</a></tt><tt class="py-op">(</tt><tt class="py-name">data</tt><tt class="py-op">)</tt> </tt>
<a name="L645"></a><tt class="py-lineno">645</tt>  <tt class="py-line">    <tt class="py-name">ciph_bytes</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">encrypt</tt><tt class="py-op">(</tt><tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">None</tt><tt class="py-op">)</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt>  <tt class="py-comment"># PyCrypto returns 1-tuple</tt> </tt>
<a name="L646"></a><tt class="py-lineno">646</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-352" class="py-name"><a title="keyczar.keys.Key.Header" class="py-name" href="#" onclick="return doclink('link-352', 'Header', 'link-147');">Header</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">ciph_bytes</tt> </tt>
</div><a name="L647"></a><tt class="py-lineno">647</tt>  <tt class="py-line">   </tt>
<a name="RsaPublicKey.Verify"></a><div id="RsaPublicKey.Verify-def"><a name="L648"></a><tt class="py-lineno">648</tt> <a class="py-toggle" href="#" id="RsaPublicKey.Verify-toggle" onclick="return toggle('RsaPublicKey.Verify');">-</a><tt class="py-line">  <tt class="py-keyword">def</tt> <a class="py-def-name" href="keyczar.keys.RsaPublicKey-class.html#Verify">Verify</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">msg</tt><tt class="py-op">,</tt> <tt class="py-param">sig</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="RsaPublicKey.Verify-collapsed" style="display:none;" pad="+++" indent="++++++"></div><div id="RsaPublicKey.Verify-expanded"><a name="L649"></a><tt class="py-lineno">649</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L650"></a><tt class="py-lineno">650</tt>  <tt class="py-line"><tt class="py-docstring">    Return True if the signature corresponds to the message.</tt> </tt>
<a name="L651"></a><tt class="py-lineno">651</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L652"></a><tt class="py-lineno">652</tt>  <tt class="py-line"><tt class="py-docstring">    @param msg: message that has been signed</tt> </tt>
<a name="L653"></a><tt class="py-lineno">653</tt>  <tt class="py-line"><tt class="py-docstring">    @type msg: string</tt> </tt>
<a name="L654"></a><tt class="py-lineno">654</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L655"></a><tt class="py-lineno">655</tt>  <tt class="py-line"><tt class="py-docstring">    @param sig: string representation of long int signature</tt> </tt>
<a name="L656"></a><tt class="py-lineno">656</tt>  <tt class="py-line"><tt class="py-docstring">    @type sig: string</tt> </tt>
<a name="L657"></a><tt class="py-lineno">657</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L658"></a><tt class="py-lineno">658</tt>  <tt class="py-line"><tt class="py-docstring">    @return: True if signature is valid for the message hash. False otherwise.</tt> </tt>
<a name="L659"></a><tt class="py-lineno">659</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: boolean</tt> </tt>
<a name="L660"></a><tt class="py-lineno">660</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L661"></a><tt class="py-lineno">661</tt>  <tt class="py-line">    <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L662"></a><tt class="py-lineno">662</tt>  <tt class="py-line">      <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">key</tt><tt class="py-op">.</tt><tt class="py-name">verify</tt><tt class="py-op">(</tt><tt id="link-353" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-353', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-354" class="py-name"><a title="keyczar.util.MakeEmsaMessage" class="py-name" href="#" onclick="return doclink('link-354', 'MakeEmsaMessage', 'link-292');">MakeEmsaMessage</a></tt><tt class="py-op">(</tt><tt class="py-name">msg</tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-355" class="py-name"><a title="keyczar.keys.Key.size" class="py-name" href="#" onclick="return doclink('link-355', 'size', 'link-7');">size</a></tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-op">(</tt><tt id="link-356" class="py-name"><a title="keyczar.util" class="py-name" href="#" onclick="return doclink('link-356', 'util', 'link-6');">util</a></tt><tt class="py-op">.</tt><tt id="link-357" class="py-name" targets="Function keyczar.util.BytesToInt()=keyczar.util-module.html#BytesToInt"><a title="keyczar.util.BytesToInt" class="py-name" href="#" onclick="return doclink('link-357', 'BytesToInt', 'link-357');">BytesToInt</a></tt><tt class="py-op">(</tt><tt class="py-name">sig</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L663"></a><tt class="py-lineno">663</tt>  <tt class="py-line">    <tt class="py-keyword">except</tt> <tt class="py-name">ValueError</tt><tt class="py-op">:</tt> </tt>
<a name="L664"></a><tt class="py-lineno">664</tt>  <tt class="py-line">      <tt class="py-comment"># if sig is not a long, it's invalid</tt> </tt>
<a name="L665"></a><tt class="py-lineno">665</tt>  <tt class="py-line"><tt class="py-comment"></tt>      <tt class="py-keyword">return</tt> <tt class="py-name">False</tt> </tt>
</div></div><a name="L666"></a><tt class="py-lineno">666</tt>  <tt class="py-line"> </tt><script type="text/javascript">
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